Finding the Fourth Proportional to 16,240.50, 22,422.83 and 9,963.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,240.50 : 22,422.83 = 9,963.81 : x
2. Step 2: Convert to fraction form
   16,240.50/22,422.83 = 9,963.81/x
3. Step 3: Cross multiply
   16,240.50x = 22,422.83 × 9,963.81
4. Step 4: Simplify right side
   16,240.50x = 223,416,767.96
5. Step 5: Solve for x
   x = 223,416,767.96/16,240.50
6. Step 6: Final answer
   x = 13,756.77