Finding the Third Proportional to 690,514,320 and 1,053,006,174

Step by Step Solution

1. Step 1: Write the proportion equation
   690,514,320 : 1,053,006,174 = 1,053,006,174 : x
2. Step 2: Convert to fraction form
   690,514,320/1,053,006,174 = 1,053,006,174/x
3. Step 3: Cross multiply
   690,514,320x = 1,053,006,174 × 1,053,006,174
4. Step 4: Simplify right side
   690,514,320x = 1,108,822,002,482,118,272
5. Step 5: Solve for x
   x = 1,108,822,002,482,118,272/690,514,320
6. Step 6: Final answer
   x = 1,605,791,466.40