Finding the Fourth Proportional to 23,268.51, 32,111.16 and 12,658.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,268.51 : 32,111.16 = 12,658.80 : x
2. Step 2: Convert to fraction form
   23,268.51/32,111.16 = 12,658.80/x
3. Step 3: Cross multiply
   23,268.51x = 32,111.16 × 12,658.80
4. Step 4: Simplify right side
   23,268.51x = 406,488,752.21
5. Step 5: Solve for x
   x = 406,488,752.21/23,268.51
6. Step 6: Final answer
   x = 17,469.48