Finding the Fourth Proportional to 14,451.82, 21,680.87 and 4,591.89

Step by Step Solution

1. Step 1: Write the proportion equation
   14,451.82 : 21,680.87 = 4,591.89 : x
2. Step 2: Convert to fraction form
   14,451.82/21,680.87 = 4,591.89/x
3. Step 3: Cross multiply
   14,451.82x = 21,680.87 × 4,591.89
4. Step 4: Simplify right side
   14,451.82x = 99,556,147.18
5. Step 5: Solve for x
   x = 99,556,147.18/14,451.82
6. Step 6: Final answer
   x = 6,888.83