Finding the Fourth Proportional to 2,587,105.59, 3,881,226.33 and 765,327.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,105.59 : 3,881,226.33 = 765,327.92 : x
2. Step 2: Convert to fraction form
   2,587,105.59/3,881,226.33 = 765,327.92/x
3. Step 3: Cross multiply
   2,587,105.59x = 3,881,226.33 × 765,327.92
4. Step 4: Simplify right side
   2,587,105.59x = 2,970,410,854,782.00
5. Step 5: Solve for x
   x = 2,970,410,854,782.00/2,587,105.59
6. Step 6: Final answer
   x = 1,148,159.88