Finding the Fourth Proportional to 8,901.77, 12,284.83 and 4,922.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,901.77 : 12,284.83 = 4,922.89 : x
2. Step 2: Convert to fraction form
   8,901.77/12,284.83 = 4,922.89/x
3. Step 3: Cross multiply
   8,901.77x = 12,284.83 × 4,922.89
4. Step 4: Simplify right side
   8,901.77x = 60,476,823.20
5. Step 5: Solve for x
   x = 60,476,823.20/8,901.77
6. Step 6: Final answer
   x = 6,793.79