Finding the Fourth Proportional to 23,250.48, 32,085.27 and 12,640.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,250.48 : 32,085.27 = 12,640.38 : x
2. Step 2: Convert to fraction form
   23,250.48/32,085.27 = 12,640.38/x
3. Step 3: Cross multiply
   23,250.48x = 32,085.27 × 12,640.38
4. Step 4: Simplify right side
   23,250.48x = 405,570,005.20
5. Step 5: Solve for x
   x = 405,570,005.20/23,250.48
6. Step 6: Final answer
   x = 17,443.51