Finding the Fourth Proportional to 14,796.25, 20,418.51 and 8,081.91

Step by Step Solution

1. Step 1: Write the proportion equation
   14,796.25 : 20,418.51 = 8,081.91 : x
2. Step 2: Convert to fraction form
   14,796.25/20,418.51 = 8,081.91/x
3. Step 3: Cross multiply
   14,796.25x = 20,418.51 × 8,081.91
4. Step 4: Simplify right side
   14,796.25x = 165,020,590.46
5. Step 5: Solve for x
   x = 165,020,590.46/14,796.25
6. Step 6: Final answer
   x = 11,152.86