Finding the Fourth Proportional to 1,055,132.67, 1,456,081.05 and 571,710.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055,132.67 : 1,456,081.05 = 571,710.90 : x
2. Step 2: Convert to fraction form
   1,055,132.67/1,456,081.05 = 571,710.90/x
3. Step 3: Cross multiply
   1,055,132.67x = 1,456,081.05 × 571,710.90
4. Step 4: Simplify right side
   1,055,132.67x = 832,457,404,709.89
5. Step 5: Solve for x
   x = 832,457,404,709.89/1,055,132.67
6. Step 6: Final answer
   x = 788,959.94