Finding the Fourth Proportional to 14,055.03, 21,061.67 and 5,724.86

Step by Step Solution

1. Step 1: Write the proportion equation
   14,055.03 : 21,061.67 = 5,724.86 : x
2. Step 2: Convert to fraction form
   14,055.03/21,061.67 = 5,724.86/x
3. Step 3: Cross multiply
   14,055.03x = 21,061.67 × 5,724.86
4. Step 4: Simplify right side
   14,055.03x = 120,574,978.18
5. Step 5: Solve for x
   x = 120,574,978.18/14,055.03
6. Step 6: Final answer
   x = 8,578.78