Finding the Fourth Proportional to 23,796.50, 32,839.36 and 13,186.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,796.50 : 32,839.36 = 13,186.31 : x
2. Step 2: Convert to fraction form
   23,796.50/32,839.36 = 13,186.31/x
3. Step 3: Cross multiply
   23,796.50x = 32,839.36 × 13,186.31
4. Step 4: Simplify right side
   23,796.50x = 433,029,784.00
5. Step 5: Solve for x
   x = 433,029,784.00/23,796.50
6. Step 6: Final answer
   x = 18,197.21