Finding the Fourth Proportional to 2,068.58, 3,103.22 and 1,028.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.58 : 3,103.22 = 1,028.64 : x
2. Step 2: Convert to fraction form
   2,068.58/3,103.22 = 1,028.64/x
3. Step 3: Cross multiply
   2,068.58x = 3,103.22 × 1,028.64
4. Step 4: Simplify right side
   2,068.58x = 3,192,096.22
5. Step 5: Solve for x
   x = 3,192,096.22/2,068.58
6. Step 6: Final answer
   x = 1,543.13