Finding the Fourth Proportional to 14,046.17, 21,069.39 and 5,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,046.17 : 21,069.39 = 5,724.50 : x
2. Step 2: Convert to fraction form
   14,046.17/21,069.39 = 5,724.50/x
3. Step 3: Cross multiply
   14,046.17x = 21,069.39 × 5,724.50
4. Step 4: Simplify right side
   14,046.17x = 120,611,723.06
5. Step 5: Solve for x
   x = 120,611,723.06/14,046.17
6. Step 6: Final answer
   x = 8,586.81