Finding the Fourth Proportional to 83,744,109.78, 125,616,009.15 and 26,240,785.62

Step by Step Solution

1. Step 1: Write the proportion equation
   83,744,109.78 : 125,616,009.15 = 26,240,785.62 : x
2. Step 2: Convert to fraction form
   83,744,109.78/125,616,009.15 = 26,240,785.62/x
3. Step 3: Cross multiply
   83,744,109.78x = 125,616,009.15 × 26,240,785.62
4. Step 4: Simplify right side
   83,744,109.78x = 3,296,262,766,545,108.50
5. Step 5: Solve for x
   x = 3,296,262,766,545,108.50/83,744,109.78
6. Step 6: Final answer
   x = 39,361,129.70