Finding the Fourth Proportional to 8,874.93, 12,241.98 and 5,687.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,874.93 : 12,241.98 = 5,687.16 : x
2. Step 2: Convert to fraction form
   8,874.93/12,241.98 = 5,687.16/x
3. Step 3: Cross multiply
   8,874.93x = 12,241.98 × 5,687.16
4. Step 4: Simplify right side
   8,874.93x = 69,622,098.98
5. Step 5: Solve for x
   x = 69,622,098.98/8,874.93
6. Step 6: Final answer
   x = 7,844.81