Finding the Fourth Proportional to 5,491,061.56, 8,231,693.46 and 2,793,878.20

Step by Step Solution

1. Step 1: Write the proportion equation
   5,491,061.56 : 8,231,693.46 = 2,793,878.20 : x
2. Step 2: Convert to fraction form
   5,491,061.56/8,231,693.46 = 2,793,878.20/x
3. Step 3: Cross multiply
   5,491,061.56x = 8,231,693.46 × 2,793,878.20
4. Step 4: Simplify right side
   5,491,061.56x = 22,998,348,906,976.57
5. Step 5: Solve for x
   x = 22,998,348,906,976.57/5,491,061.56
6. Step 6: Final answer
   x = 4,188,324.73