Finding the Fourth Proportional to 8,871.48, 12,242.88 and 4,892.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,871.48 : 12,242.88 = 4,892.58 : x
2. Step 2: Convert to fraction form
   8,871.48/12,242.88 = 4,892.58/x
3. Step 3: Cross multiply
   8,871.48x = 12,242.88 × 4,892.58
4. Step 4: Simplify right side
   8,871.48x = 59,899,269.83
5. Step 5: Solve for x
   x = 59,899,269.83/8,871.48
6. Step 6: Final answer
   x = 6,751.89