Finding the Fourth Proportional to 1,040.05, 1,435.25 and 567.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040.05 : 1,435.25 = 567.94 : x
2. Step 2: Convert to fraction form
   1,040.05/1,435.25 = 567.94/x
3. Step 3: Cross multiply
   1,040.05x = 1,435.25 × 567.94
4. Step 4: Simplify right side
   1,040.05x = 815,128.71
5. Step 5: Solve for x
   x = 815,128.71/1,040.05
6. Step 6: Final answer
   x = 783.74