Finding the Fourth Proportional to 1,065,158.88, 1,469,911.78 and 581,724.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,158.88 : 1,469,911.78 = 581,724.16 : x
2. Step 2: Convert to fraction form
   1,065,158.88/1,469,911.78 = 581,724.16/x
3. Step 3: Cross multiply
   1,065,158.88x = 1,469,911.78 × 581,724.16
4. Step 4: Simplify right side
   1,065,158.88x = 855,083,195,494.61
5. Step 5: Solve for x
   x = 855,083,195,494.61/1,065,158.88
6. Step 6: Final answer
   x = 802,775.26