Finding the Fourth Proportional to 23,272.23, 32,114.72 and 12,661.87

Step by Step Solution

1. Step 1: Write the proportion equation
   23,272.23 : 32,114.72 = 12,661.87 : x
2. Step 2: Convert to fraction form
   23,272.23/32,114.72 = 12,661.87/x
3. Step 3: Cross multiply
   23,272.23x = 32,114.72 × 12,661.87
4. Step 4: Simplify right side
   23,272.23x = 406,632,361.09
5. Step 5: Solve for x
   x = 406,632,361.09/23,272.23
6. Step 6: Final answer
   x = 17,472.86