Finding the Fourth Proportional to 14,490.58, 19,995.34 and 8,116.29

Step by Step Solution

1. Step 1: Write the proportion equation
   14,490.58 : 19,995.34 = 8,116.29 : x
2. Step 2: Convert to fraction form
   14,490.58/19,995.34 = 8,116.29/x
3. Step 3: Cross multiply
   14,490.58x = 19,995.34 × 8,116.29
4. Step 4: Simplify right side
   14,490.58x = 162,287,978.09
5. Step 5: Solve for x
   x = 162,287,978.09/14,490.58
6. Step 6: Final answer
   x = 11,199.55