Finding the Fourth Proportional to 1,025,870.72, 1,415,657.55 and 566,961.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,025,870.72 : 1,415,657.55 = 566,961.58 : x
2. Step 2: Convert to fraction form
   1,025,870.72/1,415,657.55 = 566,961.58/x
3. Step 3: Cross multiply
   1,025,870.72x = 1,415,657.55 × 566,961.58
4. Step 4: Simplify right side
   1,025,870.72x = 802,623,437,219.53
5. Step 5: Solve for x
   x = 802,623,437,219.53/1,025,870.72
6. Step 6: Final answer
   x = 782,382.63