Finding the Third Proportional to 61,025 and 88,737.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,025 : 88,737.50 = 88,737.50 : x
2. Step 2: Convert to fraction form
   61,025/88,737.50 = 88,737.50/x
3. Step 3: Cross multiply
   61,025x = 88,737.50 × 88,737.50
4. Step 4: Simplify right side
   61,025x = 7,874,343,906.25
5. Step 5: Solve for x
   x = 7,874,343,906.25/61,025
6. Step 6: Final answer
   x = 129,034.72