Finding the Fourth Proportional to 6,339.68, 8,748.54 and 3,507.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,339.68 : 8,748.54 = 3,507.32 : x
2. Step 2: Convert to fraction form
   6,339.68/8,748.54 = 3,507.32/x
3. Step 3: Cross multiply
   6,339.68x = 8,748.54 × 3,507.32
4. Step 4: Simplify right side
   6,339.68x = 30,683,885.57
5. Step 5: Solve for x
   x = 30,683,885.57/6,339.68
6. Step 6: Final answer
   x = 4,839.98