Finding the Fourth Proportional to 23,200.36, 32,016.58 and 12,589.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,200.36 : 32,016.58 = 12,589.99 : x
2. Step 2: Convert to fraction form
   23,200.36/32,016.58 = 12,589.99/x
3. Step 3: Cross multiply
   23,200.36x = 32,016.58 × 12,589.99
4. Step 4: Simplify right side
   23,200.36x = 403,088,422.03
5. Step 5: Solve for x
   x = 403,088,422.03/23,200.36
6. Step 6: Final answer
   x = 17,374.23