Finding the Fourth Proportional to 23,799.34, 32,839.95 and 13,187.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,799.34 : 32,839.95 = 13,187.62 : x
2. Step 2: Convert to fraction form
   23,799.34/32,839.95 = 13,187.62/x
3. Step 3: Cross multiply
   23,799.34x = 32,839.95 × 13,187.62
4. Step 4: Simplify right side
   23,799.34x = 433,080,781.42
5. Step 5: Solve for x
   x = 433,080,781.42/23,799.34
6. Step 6: Final answer
   x = 18,197.18