Finding the Fourth Proportional to 16,399.16, 22,630.70 and 10,113.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,399.16 : 22,630.70 = 10,113.08 : x
2. Step 2: Convert to fraction form
   16,399.16/22,630.70 = 10,113.08/x
3. Step 3: Cross multiply
   16,399.16x = 22,630.70 × 10,113.08
4. Step 4: Simplify right side
   16,399.16x = 228,866,079.56
5. Step 5: Solve for x
   x = 228,866,079.56/16,399.16
6. Step 6: Final answer
   x = 13,955.96