Finding the Fourth Proportional to 14,540.19, 21,821.15 and 5,656.92

Step by Step Solution

1. Step 1: Write the proportion equation
   14,540.19 : 21,821.15 = 5,656.92 : x
2. Step 2: Convert to fraction form
   14,540.19/21,821.15 = 5,656.92/x
3. Step 3: Cross multiply
   14,540.19x = 21,821.15 × 5,656.92
4. Step 4: Simplify right side
   14,540.19x = 123,440,499.86
5. Step 5: Solve for x
   x = 123,440,499.86/14,540.19
6. Step 6: Final answer
   x = 8,489.61