Finding the Fourth Proportional to 23,631.72, 32,617.32 and 14,685.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,631.72 : 32,617.32 = 14,685.96 : x
2. Step 2: Convert to fraction form
   23,631.72/32,617.32 = 14,685.96/x
3. Step 3: Cross multiply
   23,631.72x = 32,617.32 × 14,685.96
4. Step 4: Simplify right side
   23,631.72x = 479,016,656.83
5. Step 5: Solve for x
   x = 479,016,656.83/23,631.72
6. Step 6: Final answer
   x = 20,270.07