Finding the Third Proportional to 9,123,474 and 12,755,152.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123,474 : 12,755,152.50 = 12,755,152.50 : x
2. Step 2: Convert to fraction form
   9,123,474/12,755,152.50 = 12,755,152.50/x
3. Step 3: Cross multiply
   9,123,474x = 12,755,152.50 × 12,755,152.50
4. Step 4: Simplify right side
   9,123,474x = 162,693,915,298,256.25
5. Step 5: Solve for x
   x = 162,693,915,298,256.25/9,123,474
6. Step 6: Final answer
   x = 17,832,452.34