Finding the Fourth Proportional to 1,055,171.92, 1,456,138.55 and 571,736.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,171.92 : 1,456,138.55 = 571,736.69 : x
2. Step 2: Convert to fraction form
   1,055,171.92/1,456,138.55 = 571,736.69/x
3. Step 3: Cross multiply
   1,055,171.92x = 1,456,138.55 × 571,736.69
4. Step 4: Simplify right side
   1,055,171.92x = 832,527,834,758.40
5. Step 5: Solve for x
   x = 832,527,834,758.40/1,055,171.92
6. Step 6: Final answer
   x = 788,997.34