Finding the Third Proportional to 517,892,142 and 1,109,654,478

Step by Step Solution

1. Step 1: Write the proportion equation
   517,892,142 : 1,109,654,478 = 1,109,654,478 : x
2. Step 2: Convert to fraction form
   517,892,142/1,109,654,478 = 1,109,654,478/x
3. Step 3: Cross multiply
   517,892,142x = 1,109,654,478 × 1,109,654,478
4. Step 4: Simplify right side
   517,892,142x = 1,231,333,060,545,452,544
5. Step 5: Solve for x
   x = 1,231,333,060,545,452,544/517,892,142
6. Step 6: Final answer
   x = 2,377,585,911.60