Finding the Fourth Proportional to 6,431.27, 8,875.32 and 3,598.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,431.27 : 8,875.32 = 3,598.55 : x
2. Step 2: Convert to fraction form
   6,431.27/8,875.32 = 3,598.55/x
3. Step 3: Cross multiply
   6,431.27x = 8,875.32 × 3,598.55
4. Step 4: Simplify right side
   6,431.27x = 31,938,282.79
5. Step 5: Solve for x
   x = 31,938,282.79/6,431.27
6. Step 6: Final answer
   x = 4,966.09