Finding the Fourth Proportional to 2,550,129.64, 3,825,699.24 and 728,510.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550,129.64 : 3,825,699.24 = 728,510.30 : x
2. Step 2: Convert to fraction form
   2,550,129.64/3,825,699.24 = 728,510.30/x
3. Step 3: Cross multiply
   2,550,129.64x = 3,825,699.24 × 728,510.30
4. Step 4: Simplify right side
   2,550,129.64x = 2,787,061,301,042.17
5. Step 5: Solve for x
   x = 2,787,061,301,042.17/2,550,129.64
6. Step 6: Final answer
   x = 1,092,909.65