Finding the Fourth Proportional to 8,912.88, 13,370.85 and 3,068.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,912.88 : 13,370.85 = 3,068.10 : x
2. Step 2: Convert to fraction form
   8,912.88/13,370.85 = 3,068.10/x
3. Step 3: Cross multiply
   8,912.88x = 13,370.85 × 3,068.10
4. Step 4: Simplify right side
   8,912.88x = 41,023,104.89
5. Step 5: Solve for x
   x = 41,023,104.89/8,912.88
6. Step 6: Final answer
   x = 4,602.68