Finding the Fourth Proportional to 16,838.55, 25,182.77 and 12,632.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,838.55 : 25,182.77 = 12,632.22 : x
2. Step 2: Convert to fraction form
   16,838.55/25,182.77 = 12,632.22/x
3. Step 3: Cross multiply
   16,838.55x = 25,182.77 × 12,632.22
4. Step 4: Simplify right side
   16,838.55x = 318,114,227.69
5. Step 5: Solve for x
   x = 318,114,227.69/16,838.55
6. Step 6: Final answer
   x = 18,892.02