Finding the Fourth Proportional to 8,199.68, 12,300.89 and 2,654.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,199.68 : 12,300.89 = 2,654.42 : x
2. Step 2: Convert to fraction form
   8,199.68/12,300.89 = 2,654.42/x
3. Step 3: Cross multiply
   8,199.68x = 12,300.89 × 2,654.42
4. Step 4: Simplify right side
   8,199.68x = 32,651,653.66
5. Step 5: Solve for x
   x = 32,651,653.66/8,199.68
6. Step 6: Final answer
   x = 3,982.07