Finding the Fourth Proportional to 23,269.98, 32,112.56 and 12,659.60

Step by Step Solution

1. Step 1: Write the proportion equation
   23,269.98 : 32,112.56 = 12,659.60 : x
2. Step 2: Convert to fraction form
   23,269.98/32,112.56 = 12,659.60/x
3. Step 3: Cross multiply
   23,269.98x = 32,112.56 × 12,659.60
4. Step 4: Simplify right side
   23,269.98x = 406,532,164.58
5. Step 5: Solve for x
   x = 406,532,164.58/23,269.98
6. Step 6: Final answer
   x = 17,470.24