Finding the Fourth Proportional to 16,011.88, 22,095.69 and 8,938.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,011.88 : 22,095.69 = 8,938.15 : x
2. Step 2: Convert to fraction form
   16,011.88/22,095.69 = 8,938.15/x
3. Step 3: Cross multiply
   16,011.88x = 22,095.69 × 8,938.15
4. Step 4: Simplify right side
   16,011.88x = 197,494,502.82
5. Step 5: Solve for x
   x = 197,494,502.82/16,011.88
6. Step 6: Final answer
   x = 12,334.25