Finding the Fourth Proportional to 14,454.17, 21,684.59 and 5,570.76

Step by Step Solution

1. Step 1: Write the proportion equation
   14,454.17 : 21,684.59 = 5,570.76 : x
2. Step 2: Convert to fraction form
   14,454.17/21,684.59 = 5,570.76/x
3. Step 3: Cross multiply
   14,454.17x = 21,684.59 × 5,570.76
4. Step 4: Simplify right side
   14,454.17x = 120,799,646.59
5. Step 5: Solve for x
   x = 120,799,646.59/14,454.17
6. Step 6: Final answer
   x = 8,357.43