Finding the Fourth Proportional to 23,200.34, 32,016.55 and 12,589.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,200.34 : 32,016.55 = 12,589.97 : x
2. Step 2: Convert to fraction form
   23,200.34/32,016.55 = 12,589.97/x
3. Step 3: Cross multiply
   23,200.34x = 32,016.55 × 12,589.97
4. Step 4: Simplify right side
   23,200.34x = 403,087,435.48
5. Step 5: Solve for x
   x = 403,087,435.48/23,200.34
6. Step 6: Final answer
   x = 17,374.20