Finding the Fourth Proportional to 2,393.74, 3,591.56 and 933.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.74 : 3,591.56 = 933.31 : x
2. Step 2: Convert to fraction form
   2,393.74/3,591.56 = 933.31/x
3. Step 3: Cross multiply
   2,393.74x = 3,591.56 × 933.31
4. Step 4: Simplify right side
   2,393.74x = 3,352,038.86
5. Step 5: Solve for x
   x = 3,352,038.86/2,393.74
6. Step 6: Final answer
   x = 1,400.34