Finding the Fourth Proportional to 3,935.52, 5,430.06 and 2,363.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,935.52 : 5,430.06 = 2,363.31 : x
2. Step 2: Convert to fraction form
   3,935.52/5,430.06 = 2,363.31/x
3. Step 3: Cross multiply
   3,935.52x = 5,430.06 × 2,363.31
4. Step 4: Simplify right side
   3,935.52x = 12,832,915.10
5. Step 5: Solve for x
   x = 12,832,915.10/3,935.52
6. Step 6: Final answer
   x = 3,260.79