Finding the Fourth Proportional to 23,643.10, 32,627.36 and 13,032.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,643.10 : 32,627.36 = 13,032.72 : x
2. Step 2: Convert to fraction form
   23,643.10/32,627.36 = 13,032.72/x
3. Step 3: Cross multiply
   23,643.10x = 32,627.36 × 13,032.72
4. Step 4: Simplify right side
   23,643.10x = 425,223,247.22
5. Step 5: Solve for x
   x = 425,223,247.22/23,643.10
6. Step 6: Final answer
   x = 17,985.09