Finding the Fourth Proportional to 9,414.96, 12,987.24 and 5,872.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,414.96 : 12,987.24 = 5,872.02 : x
2. Step 2: Convert to fraction form
   9,414.96/12,987.24 = 5,872.02/x
3. Step 3: Cross multiply
   9,414.96x = 12,987.24 × 5,872.02
4. Step 4: Simplify right side
   9,414.96x = 76,261,333.02
5. Step 5: Solve for x
   x = 76,261,333.02/9,414.96
6. Step 6: Final answer
   x = 8,100.02