Finding the Fourth Proportional to 62,726.52, 86,563.32 and 34,431.60

Step by Step Solution

1. Step 1: Write the proportion equation
   62,726.52 : 86,563.32 = 34,431.60 : x
2. Step 2: Convert to fraction form
   62,726.52/86,563.32 = 34,431.60/x
3. Step 3: Cross multiply
   62,726.52x = 86,563.32 × 34,431.60
4. Step 4: Simplify right side
   62,726.52x = 2,980,513,608.91
5. Step 5: Solve for x
   x = 2,980,513,608.91/62,726.52
6. Step 6: Final answer
   x = 47,516.00