Finding the Fourth Proportional to 2,875.60, 4,314.08 and 927.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,875.60 : 4,314.08 = 927.82 : x
2. Step 2: Convert to fraction form
   2,875.60/4,314.08 = 927.82/x
3. Step 3: Cross multiply
   2,875.60x = 4,314.08 × 927.82
4. Step 4: Simplify right side
   2,875.60x = 4,002,689.71
5. Step 5: Solve for x
   x = 4,002,689.71/2,875.60
6. Step 6: Final answer
   x = 1,391.95