Use a Graphing Calculator to Solve the Equation $\log _ { 4 } x + \log _ { 3 } x = 3$

Use a graphing calculator to solve the equation. Round your answer to two decimal places.
- $\log _ { 4 } x + \log _ { 3 } x = 3$

A) {1.85}
B) {0.8}
C) {10.46}
D) {6.29}