Finding the Fourth Proportional to 23,250.56, 32,085.32 and 12,640.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,250.56 : 32,085.32 = 12,640.10 : x
2. Step 2: Convert to fraction form
   23,250.56/32,085.32 = 12,640.10/x
3. Step 3: Cross multiply
   23,250.56x = 32,085.32 × 12,640.10
4. Step 4: Simplify right side
   23,250.56x = 405,561,653.33
5. Step 5: Solve for x
   x = 405,561,653.33/23,250.56
6. Step 6: Final answer
   x = 17,443.09