Finding the Fourth Proportional to 16,498.56, 22,737.48 and 11,718.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,498.56 : 22,737.48 = 11,718.72 : x
2. Step 2: Convert to fraction form
   16,498.56/22,737.48 = 11,718.72/x
3. Step 3: Cross multiply
   16,498.56x = 22,737.48 × 11,718.72
4. Step 4: Simplify right side
   16,498.56x = 266,454,161.63
5. Step 5: Solve for x
   x = 266,454,161.63/16,498.56
6. Step 6: Final answer
   x = 16,150.15