Finding the Fourth Proportional to 16,454.53, 24,627.12 and 13,152.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,454.53 : 24,627.12 = 13,152.16 : x
2. Step 2: Convert to fraction form
   16,454.53/24,627.12 = 13,152.16/x
3. Step 3: Cross multiply
   16,454.53x = 24,627.12 × 13,152.16
4. Step 4: Simplify right side
   16,454.53x = 323,899,822.58
5. Step 5: Solve for x
   x = 323,899,822.58/16,454.53
6. Step 6: Final answer
   x = 19,684.54