Finding the Fourth Proportional to 16,138.02, 22,267.85 and 10,087.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,138.02 : 22,267.85 = 10,087.55 : x
2. Step 2: Convert to fraction form
   16,138.02/22,267.85 = 10,087.55/x
3. Step 3: Cross multiply
   16,138.02x = 22,267.85 × 10,087.55
4. Step 4: Simplify right side
   16,138.02x = 224,628,050.27
5. Step 5: Solve for x
   x = 224,628,050.27/16,138.02
6. Step 6: Final answer
   x = 13,919.18