Finding the Fourth Proportional to 8,860.89, 12,227.57 and 4,881.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,860.89 : 12,227.57 = 4,881.92 : x
2. Step 2: Convert to fraction form
   8,860.89/12,227.57 = 4,881.92/x
3. Step 3: Cross multiply
   8,860.89x = 12,227.57 × 4,881.92
4. Step 4: Simplify right side
   8,860.89x = 59,694,018.53
5. Step 5: Solve for x
   x = 59,694,018.53/8,860.89
6. Step 6: Final answer
   x = 6,736.80