Finding the Fourth Proportional to 14,431.54, 21,650.25 and 5,546.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,431.54 : 21,650.25 = 5,546.50 : x
2. Step 2: Convert to fraction form
   14,431.54/21,650.25 = 5,546.50/x
3. Step 3: Cross multiply
   14,431.54x = 21,650.25 × 5,546.50
4. Step 4: Simplify right side
   14,431.54x = 120,083,111.63
5. Step 5: Solve for x
   x = 120,083,111.63/14,431.54
6. Step 6: Final answer
   x = 8,320.88