Finding the Fourth Proportional to 8,877.45, 12,250.78 and 4,898.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,877.45 : 12,250.78 = 4,898.48 : x
2. Step 2: Convert to fraction form
   8,877.45/12,250.78 = 4,898.48/x
3. Step 3: Cross multiply
   8,877.45x = 12,250.78 × 4,898.48
4. Step 4: Simplify right side
   8,877.45x = 60,010,157.94
5. Step 5: Solve for x
   x = 60,010,157.94/8,877.45
6. Step 6: Final answer
   x = 6,759.84