Finding the Fourth Proportional to 23,275.75, 32,120.67 and 12,665.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,275.75 : 32,120.67 = 12,665.46 : x
2. Step 2: Convert to fraction form
   23,275.75/32,120.67 = 12,665.46/x
3. Step 3: Cross multiply
   23,275.75x = 32,120.67 × 12,665.46
4. Step 4: Simplify right side
   23,275.75x = 406,823,061.06
5. Step 5: Solve for x
   x = 406,823,061.06/23,275.75
6. Step 6: Final answer
   x = 17,478.41