Finding the Fourth Proportional to 14,380.07, 21,573.35 and 5,617.49

Step by Step Solution

1. Step 1: Write the proportion equation
   14,380.07 : 21,573.35 = 5,617.49 : x
2. Step 2: Convert to fraction form
   14,380.07/21,573.35 = 5,617.49/x
3. Step 3: Cross multiply
   14,380.07x = 21,573.35 × 5,617.49
4. Step 4: Simplify right side
   14,380.07x = 121,188,077.89
5. Step 5: Solve for x
   x = 121,188,077.89/14,380.07
6. Step 6: Final answer
   x = 8,427.50