Finding the Fourth Proportional to 6,449.60, 8,898.72 and 3,655.04

Step by Step Solution

1. Step 1: Write the proportion equation
   6,449.60 : 8,898.72 = 3,655.04 : x
2. Step 2: Convert to fraction form
   6,449.60/8,898.72 = 3,655.04/x
3. Step 3: Cross multiply
   6,449.60x = 8,898.72 × 3,655.04
4. Step 4: Simplify right side
   6,449.60x = 32,525,177.55
5. Step 5: Solve for x
   x = 32,525,177.55/6,449.60
6. Step 6: Final answer
   x = 5,042.98