Finding the Fourth Proportional to 2,575.31, 3,862.61 and 1,114.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.31 : 3,862.61 = 1,114.28 : x
2. Step 2: Convert to fraction form
   2,575.31/3,862.61 = 1,114.28/x
3. Step 3: Cross multiply
   2,575.31x = 3,862.61 × 1,114.28
4. Step 4: Simplify right side
   2,575.31x = 4,304,004.19
5. Step 5: Solve for x
   x = 4,304,004.19/2,575.31
6. Step 6: Final answer
   x = 1,671.26