Finding the Fourth Proportional to 2,068.68, 3,103.52 and 753.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.68 : 3,103.52 = 753.14 : x
2. Step 2: Convert to fraction form
   2,068.68/3,103.52 = 753.14/x
3. Step 3: Cross multiply
   2,068.68x = 3,103.52 × 753.14
4. Step 4: Simplify right side
   2,068.68x = 2,337,399.76
5. Step 5: Solve for x
   x = 2,337,399.76/2,068.68
6. Step 6: Final answer
   x = 1,129.90