Finding the Fourth Proportional to 23,271.98, 32,115.32 and 12,661.60

Step by Step Solution

1. Step 1: Write the proportion equation
   23,271.98 : 32,115.32 = 12,661.60 : x
2. Step 2: Convert to fraction form
   23,271.98/32,115.32 = 12,661.60/x
3. Step 3: Cross multiply
   23,271.98x = 32,115.32 × 12,661.60
4. Step 4: Simplify right side
   23,271.98x = 406,631,335.71
5. Step 5: Solve for x
   x = 406,631,335.71/23,271.98
6. Step 6: Final answer
   x = 17,473.00