Finding the Fourth Proportional to 8,901.89, 12,283.41 and 4,922.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,901.89 : 12,283.41 = 4,922.76 : x
2. Step 2: Convert to fraction form
   8,901.89/12,283.41 = 4,922.76/x
3. Step 3: Cross multiply
   8,901.89x = 12,283.41 × 4,922.76
4. Step 4: Simplify right side
   8,901.89x = 60,468,279.41
5. Step 5: Solve for x
   x = 60,468,279.41/8,901.89
6. Step 6: Final answer
   x = 6,792.75