Finding the Fourth Proportional to 23,269.64, 32,112.42 and 12,659.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,269.64 : 32,112.42 = 12,659.72 : x
2. Step 2: Convert to fraction form
   23,269.64/32,112.42 = 12,659.72/x
3. Step 3: Cross multiply
   23,269.64x = 32,112.42 × 12,659.72
4. Step 4: Simplify right side
   23,269.64x = 406,534,245.72
5. Step 5: Solve for x
   x = 406,534,245.72/23,269.64
6. Step 6: Final answer
   x = 17,470.59