Finding the Fourth Proportional to 23,753.69, 32,778.71 and 13,142.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,753.69 : 32,778.71 = 13,142.69 : x
2. Step 2: Convert to fraction form
   23,753.69/32,778.71 = 13,142.69/x
3. Step 3: Cross multiply
   23,753.69x = 32,778.71 × 13,142.69
4. Step 4: Simplify right side
   23,753.69x = 430,800,260.24
5. Step 5: Solve for x
   x = 430,800,260.24/23,753.69
6. Step 6: Final answer
   x = 18,136.14