Finding the Fourth Proportional to 1,022,391.62, 1,410,943.61 and 569,682.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,391.62 : 1,410,943.61 = 569,682.50 : x
2. Step 2: Convert to fraction form
   1,022,391.62/1,410,943.61 = 569,682.50/x
3. Step 3: Cross multiply
   1,022,391.62x = 1,410,943.61 × 569,682.50
4. Step 4: Simplify right side
   1,022,391.62x = 803,789,883,103.83
5. Step 5: Solve for x
   x = 803,789,883,103.83/1,022,391.62
6. Step 6: Final answer
   x = 786,185.91