Finding the Fourth Proportional to 2,499,730.10, 3,749,789.55 and 817,003.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,730.10 : 3,749,789.55 = 817,003.70 : x
2. Step 2: Convert to fraction form
   2,499,730.10/3,749,789.55 = 817,003.70/x
3. Step 3: Cross multiply
   2,499,730.10x = 3,749,789.55 × 817,003.70
4. Step 4: Simplify right side
   2,499,730.10x = 3,063,591,949,009.57
5. Step 5: Solve for x
   x = 3,063,591,949,009.57/2,499,730.10
6. Step 6: Final answer
   x = 1,225,569.09