Finding the Fourth Proportional to 2,393.06, 3,591.39 and 932.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.06 : 3,591.39 = 932.31 : x
2. Step 2: Convert to fraction form
   2,393.06/3,591.39 = 932.31/x
3. Step 3: Cross multiply
   2,393.06x = 3,591.39 × 932.31
4. Step 4: Simplify right side
   2,393.06x = 3,348,288.81
5. Step 5: Solve for x
   x = 3,348,288.81/2,393.06
6. Step 6: Final answer
   x = 1,399.17