Finding the Fourth Proportional to 23,490.64, 32,415.24 and 13,552.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,490.64 : 32,415.24 = 13,552.72 : x
2. Step 2: Convert to fraction form
   23,490.64/32,415.24 = 13,552.72/x
3. Step 3: Cross multiply
   23,490.64x = 32,415.24 × 13,552.72
4. Step 4: Simplify right side
   23,490.64x = 439,314,671.45
5. Step 5: Solve for x
   x = 439,314,671.45/23,490.64
6. Step 6: Final answer
   x = 18,701.69