Finding the Fourth Proportional to 2,575.32, 3,863.27 and 932.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.32 : 3,863.27 = 932.64 : x
2. Step 2: Convert to fraction form
   2,575.32/3,863.27 = 932.64/x
3. Step 3: Cross multiply
   2,575.32x = 3,863.27 × 932.64
4. Step 4: Simplify right side
   2,575.32x = 3,603,023.15
5. Step 5: Solve for x
   x = 3,603,023.15/2,575.32
6. Step 6: Final answer
   x = 1,399.06