Finding the Third Proportional to 413,963,092.50 and 840,090,279

Step by Step Solution

1. Step 1: Write the proportion equation
   413,963,092.50 : 840,090,279 = 840,090,279 : x
2. Step 2: Convert to fraction form
   413,963,092.50/840,090,279 = 840,090,279/x
3. Step 3: Cross multiply
   413,963,092.50x = 840,090,279 × 840,090,279
4. Step 4: Simplify right side
   413,963,092.50x = 705,751,676,870,297,856
5. Step 5: Solve for x
   x = 705,751,676,870,297,856/413,963,092.50
6. Step 6: Final answer
   x = 1,704,866,181.69