Finding the Fourth Proportional to 1,034.46, 1,427.55 and 568.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.46 : 1,427.55 = 568.71 : x
2. Step 2: Convert to fraction form
   1,034.46/1,427.55 = 568.71/x
3. Step 3: Cross multiply
   1,034.46x = 1,427.55 × 568.71
4. Step 4: Simplify right side
   1,034.46x = 811,861.96
5. Step 5: Solve for x
   x = 811,861.96/1,034.46
6. Step 6: Final answer
   x = 784.82