Finding the Fourth Proportional to 1,055,571.47, 1,456,680.42 and 572,124.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,571.47 : 1,456,680.42 = 572,124.18 : x
2. Step 2: Convert to fraction form
   1,055,571.47/1,456,680.42 = 572,124.18/x
3. Step 3: Cross multiply
   1,055,571.47x = 1,456,680.42 × 572,124.18
4. Step 4: Simplify right side
   1,055,571.47x = 833,402,090,814.56
5. Step 5: Solve for x
   x = 833,402,090,814.56/1,055,571.47
6. Step 6: Final answer
   x = 789,526.92