Finding the Fourth Proportional to 23,275.69, 32,120.18 and 12,665.14

Step by Step Solution

1. Step 1: Write the proportion equation
   23,275.69 : 32,120.18 = 12,665.14 : x
2. Step 2: Convert to fraction form
   23,275.69/32,120.18 = 12,665.14/x
3. Step 3: Cross multiply
   23,275.69x = 32,120.18 × 12,665.14
4. Step 4: Simplify right side
   23,275.69x = 406,806,480.39
5. Step 5: Solve for x
   x = 406,806,480.39/23,275.69
6. Step 6: Final answer
   x = 17,477.74