Finding the Fourth Proportional to 8,665.20, 12,998.52 and 3,468.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665.20 : 12,998.52 = 3,468.24 : x
2. Step 2: Convert to fraction form
   8,665.20/12,998.52 = 3,468.24/x
3. Step 3: Cross multiply
   8,665.20x = 12,998.52 × 3,468.24
4. Step 4: Simplify right side
   8,665.20x = 45,081,987.00
5. Step 5: Solve for x
   x = 45,081,987.00/8,665.20
6. Step 6: Final answer
   x = 5,202.65