Finding the Fourth Proportional to 1,055,392.71, 1,456,441.24 and 571,957.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,392.71 : 1,456,441.24 = 571,957.86 : x
2. Step 2: Convert to fraction form
   1,055,392.71/1,456,441.24 = 571,957.86/x
3. Step 3: Cross multiply
   1,055,392.71x = 1,456,441.24 × 571,957.86
4. Step 4: Simplify right side
   1,055,392.71x = 833,023,014,846.15
5. Step 5: Solve for x
   x = 833,023,014,846.15/1,055,392.71
6. Step 6: Final answer
   x = 789,301.47