Finding the Third Proportional to 72,829 and 98,397.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,829 : 98,397.50 = 98,397.50 : x
2. Step 2: Convert to fraction form
   72,829/98,397.50 = 98,397.50/x
3. Step 3: Cross multiply
   72,829x = 98,397.50 × 98,397.50
4. Step 4: Simplify right side
   72,829x = 9,682,068,006.25
5. Step 5: Solve for x
   x = 9,682,068,006.25/72,829
6. Step 6: Final answer
   x = 132,942.48