Finding the Fourth Proportional to 23,753.84, 32,778.72 and 13,142.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,753.84 : 32,778.72 = 13,142.72 : x
2. Step 2: Convert to fraction form
   23,753.84/32,778.72 = 13,142.72/x
3. Step 3: Cross multiply
   23,753.84x = 32,778.72 × 13,142.72
4. Step 4: Simplify right side
   23,753.84x = 430,801,538.92
5. Step 5: Solve for x
   x = 430,801,538.92/23,753.84
6. Step 6: Final answer
   x = 18,136.08