Finding the Fourth Proportional to 23,247.72, 32,081.67 and 12,637.08

Step by Step Solution

1. Step 1: Write the proportion equation
   23,247.72 : 32,081.67 = 12,637.08 : x
2. Step 2: Convert to fraction form
   23,247.72/32,081.67 = 12,637.08/x
3. Step 3: Cross multiply
   23,247.72x = 32,081.67 × 12,637.08
4. Step 4: Simplify right side
   23,247.72x = 405,418,630.32
5. Step 5: Solve for x
   x = 405,418,630.32/23,247.72
6. Step 6: Final answer
   x = 17,439.07