Finding the Fourth Proportional to 980,471.83, 1,353,120.15 and 550,752.30

Step by Step Solution

1. Step 1: Write the proportion equation
   980,471.83 : 1,353,120.15 = 550,752.30 : x
2. Step 2: Convert to fraction form
   980,471.83/1,353,120.15 = 550,752.30/x
3. Step 3: Cross multiply
   980,471.83x = 1,353,120.15 × 550,752.30
4. Step 4: Simplify right side
   980,471.83x = 745,234,034,788.85
5. Step 5: Solve for x
   x = 745,234,034,788.85/980,471.83
6. Step 6: Final answer
   x = 760,076.95