Finding the Fourth Proportional to 2,068.56, 3,103.36 and 607.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.56 : 3,103.36 = 607.71 : x
2. Step 2: Convert to fraction form
   2,068.56/3,103.36 = 607.71/x
3. Step 3: Cross multiply
   2,068.56x = 3,103.36 × 607.71
4. Step 4: Simplify right side
   2,068.56x = 1,885,941.39
5. Step 5: Solve for x
   x = 1,885,941.39/2,068.56
6. Step 6: Final answer
   x = 911.72