Finding the Fourth Proportional to 2,068.88, 3,103.33 and 608.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.88 : 3,103.33 = 608.05 : x
2. Step 2: Convert to fraction form
   2,068.88/3,103.33 = 608.05/x
3. Step 3: Cross multiply
   2,068.88x = 3,103.33 × 608.05
4. Step 4: Simplify right side
   2,068.88x = 1,886,979.81
5. Step 5: Solve for x
   x = 1,886,979.81/2,068.88
6. Step 6: Final answer
   x = 912.08