Finding the Fourth Proportional to 60,757.31, 91,105.28 and 35,465.40

Step by Step Solution

1. Step 1: Write the proportion equation
   60,757.31 : 91,105.28 = 35,465.40 : x
2. Step 2: Convert to fraction form
   60,757.31/91,105.28 = 35,465.40/x
3. Step 3: Cross multiply
   60,757.31x = 91,105.28 × 35,465.40
4. Step 4: Simplify right side
   60,757.31x = 3,231,085,019.99
5. Step 5: Solve for x
   x = 3,231,085,019.99/60,757.31
6. Step 6: Final answer
   x = 53,180.19