Finding the Fourth Proportional to 23,271.25, 32,111.89 and 13,196.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,271.25 : 32,111.89 = 13,196.47 : x
2. Step 2: Convert to fraction form
   23,271.25/32,111.89 = 13,196.47/x
3. Step 3: Cross multiply
   23,271.25x = 32,111.89 × 13,196.47
4. Step 4: Simplify right side
   23,271.25x = 423,763,593.03
5. Step 5: Solve for x
   x = 423,763,593.03/23,271.25
6. Step 6: Final answer
   x = 18,209.75