Finding the Fourth Proportional to 8,871.59, 12,241.59 and 4,892.87

Step by Step Solution

1. Step 1: Write the proportion equation
   8,871.59 : 12,241.59 = 4,892.87 : x
2. Step 2: Convert to fraction form
   8,871.59/12,241.59 = 4,892.87/x
3. Step 3: Cross multiply
   8,871.59x = 12,241.59 × 4,892.87
4. Step 4: Simplify right side
   8,871.59x = 59,896,508.46
5. Step 5: Solve for x
   x = 59,896,508.46/8,871.59
6. Step 6: Final answer
   x = 6,751.50