Finding the Fourth Proportional to 14,041.59, 21,061.99 and 5,719.55

Step by Step Solution

1. Step 1: Write the proportion equation
   14,041.59 : 21,061.99 = 5,719.55 : x
2. Step 2: Convert to fraction form
   14,041.59/21,061.99 = 5,719.55/x
3. Step 3: Cross multiply
   14,041.59x = 21,061.99 × 5,719.55
4. Step 4: Simplify right side
   14,041.59x = 120,465,076.31
5. Step 5: Solve for x
   x = 120,465,076.31/14,041.59
6. Step 6: Final answer
   x = 8,579.16