Finding the Third Proportional to 9,123,468 and 12,755,145

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123,468 : 12,755,145 = 12,755,145 : x
2. Step 2: Convert to fraction form
   9,123,468/12,755,145 = 12,755,145/x
3. Step 3: Cross multiply
   9,123,468x = 12,755,145 × 12,755,145
4. Step 4: Simplify right side
   9,123,468x = 162,693,723,971,025
5. Step 5: Solve for x
   x = 162,693,723,971,025/9,123,468
6. Step 6: Final answer
   x = 17,832,443.10