Finding the Fourth Proportional to 1,055,145.42, 1,456,095.60 and 571,710.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,145.42 : 1,456,095.60 = 571,710.51 : x
2. Step 2: Convert to fraction form
   1,055,145.42/1,456,095.60 = 571,710.51/x
3. Step 3: Cross multiply
   1,055,145.42x = 1,456,095.60 × 571,710.51
4. Step 4: Simplify right side
   1,055,145.42x = 832,465,158,084.76
5. Step 5: Solve for x
   x = 832,465,158,084.76/1,055,145.42
6. Step 6: Final answer
   x = 788,957.75