Finding the Fourth Proportional to 91,032.01, 136,533.34 and 38,434.66

Step by Step Solution

1. Step 1: Write the proportion equation
   91,032.01 : 136,533.34 = 38,434.66 : x
2. Step 2: Convert to fraction form
   91,032.01/136,533.34 = 38,434.66/x
3. Step 3: Cross multiply
   91,032.01x = 136,533.34 × 38,434.66
4. Step 4: Simplify right side
   91,032.01x = 5,247,612,501.56
5. Step 5: Solve for x
   x = 5,247,612,501.56/91,032.01
6. Step 6: Final answer
   x = 57,645.79