Finding the Fourth Proportional to 23,840.50, 32,899.89 and 13,231.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,840.50 : 32,899.89 = 13,231.84 : x
2. Step 2: Convert to fraction form
   23,840.50/32,899.89 = 13,231.84/x
3. Step 3: Cross multiply
   23,840.50x = 32,899.89 × 13,231.84
4. Step 4: Simplify right side
   23,840.50x = 435,326,080.50
5. Step 5: Solve for x
   x = 435,326,080.50/23,840.50
6. Step 6: Final answer
   x = 18,259.94