Finding the Fourth Proportional to 2,572,303.57, 3,858,456.86 and 653,358.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572,303.57 : 3,858,456.86 = 653,358.71 : x
2. Step 2: Convert to fraction form
   2,572,303.57/3,858,456.86 = 653,358.71/x
3. Step 3: Cross multiply
   2,572,303.57x = 3,858,456.86 × 653,358.71
4. Step 4: Simplify right side
   2,572,303.57x = 2,520,956,396,640.25
5. Step 5: Solve for x
   x = 2,520,956,396,640.25/2,572,303.57
6. Step 6: Final answer
   x = 980,038.45