Finding the Fourth Proportional to 62,931.52, 86,842.29 and 34,631.74

Step by Step Solution

1. Step 1: Write the proportion equation
   62,931.52 : 86,842.29 = 34,631.74 : x
2. Step 2: Convert to fraction form
   62,931.52/86,842.29 = 34,631.74/x
3. Step 3: Cross multiply
   62,931.52x = 86,842.29 × 34,631.74
4. Step 4: Simplify right side
   62,931.52x = 3,007,499,608.28
5. Step 5: Solve for x
   x = 3,007,499,608.28/62,931.52
6. Step 6: Final answer
   x = 47,790.04