Finding the Third Proportional to 517,892,164 and 1,109,654,520

Step by Step Solution

1. Step 1: Write the proportion equation
   517,892,164 : 1,109,654,520 = 1,109,654,520 : x
2. Step 2: Convert to fraction form
   517,892,164/1,109,654,520 = 1,109,654,520/x
3. Step 3: Cross multiply
   517,892,164x = 1,109,654,520 × 1,109,654,520
4. Step 4: Simplify right side
   517,892,164x = 1,231,333,153,756,430,336
5. Step 5: Solve for x
   x = 1,231,333,153,756,430,336/517,892,164
6. Step 6: Final answer
   x = 2,377,585,990.58