Finding the Fourth Proportional to 8,860.72, 12,228.34 and 4,881.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,860.72 : 12,228.34 = 4,881.83 : x
2. Step 2: Convert to fraction form
   8,860.72/12,228.34 = 4,881.83/x
3. Step 3: Cross multiply
   8,860.72x = 12,228.34 × 4,881.83
4. Step 4: Simplify right side
   8,860.72x = 59,696,603.72
5. Step 5: Solve for x
   x = 59,696,603.72/8,860.72
6. Step 6: Final answer
   x = 6,737.22