Finding the Fourth Proportional to 12,532.48, 18,801.20 and 5,607.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,532.48 : 18,801.20 = 5,607.04 : x
2. Step 2: Convert to fraction form
   12,532.48/18,801.20 = 5,607.04/x
3. Step 3: Cross multiply
   12,532.48x = 18,801.20 × 5,607.04
4. Step 4: Simplify right side
   12,532.48x = 105,419,080.45
5. Step 5: Solve for x
   x = 105,419,080.45/12,532.48
6. Step 6: Final answer
   x = 8,411.67