Finding the Fourth Proportional to 1,141,380.88, 1,575,042.80 and 625,034.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,380.88 : 1,575,042.80 = 625,034.54 : x
2. Step 2: Convert to fraction form
   1,141,380.88/1,575,042.80 = 625,034.54/x
3. Step 3: Cross multiply
   1,141,380.88x = 1,575,042.80 × 625,034.54
4. Step 4: Simplify right side
   1,141,380.88x = 984,456,151,978.31
5. Step 5: Solve for x
   x = 984,456,151,978.31/1,141,380.88
6. Step 6: Final answer
   x = 862,513.27