Finding the Fourth Proportional to 6,231.72, 8,599.06 and 3,713.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,231.72 : 8,599.06 = 3,713.48 : x
2. Step 2: Convert to fraction form
   6,231.72/8,599.06 = 3,713.48/x
3. Step 3: Cross multiply
   6,231.72x = 8,599.06 × 3,713.48
4. Step 4: Simplify right side
   6,231.72x = 31,932,437.33
5. Step 5: Solve for x
   x = 31,932,437.33/6,231.72
6. Step 6: Final answer
   x = 5,124.18