Finding the Fourth Proportional to 14,505.72, 21,758.78 and 4,117.47

Step by Step Solution

1. Step 1: Write the proportion equation
   14,505.72 : 21,758.78 = 4,117.47 : x
2. Step 2: Convert to fraction form
   14,505.72/21,758.78 = 4,117.47/x
3. Step 3: Cross multiply
   14,505.72x = 21,758.78 × 4,117.47
4. Step 4: Simplify right side
   14,505.72x = 89,591,123.89
5. Step 5: Solve for x
   x = 89,591,123.89/14,505.72
6. Step 6: Final answer
   x = 6,176.26