Finding the Fourth Proportional to 14,812.71, 22,218.38 and 3,719.15

Step by Step Solution

1. Step 1: Write the proportion equation
   14,812.71 : 22,218.38 = 3,719.15 : x
2. Step 2: Convert to fraction form
   14,812.71/22,218.38 = 3,719.15/x
3. Step 3: Cross multiply
   14,812.71x = 22,218.38 × 3,719.15
4. Step 4: Simplify right side
   14,812.71x = 82,633,487.98
5. Step 5: Solve for x
   x = 82,633,487.98/14,812.71
6. Step 6: Final answer
   x = 5,578.55