Finding the Fourth Proportional to 1,673.29, 2,509.89 and 562.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673.29 : 2,509.89 = 562.78 : x
2. Step 2: Convert to fraction form
   1,673.29/2,509.89 = 562.78/x
3. Step 3: Cross multiply
   1,673.29x = 2,509.89 × 562.78
4. Step 4: Simplify right side
   1,673.29x = 1,412,515.89
5. Step 5: Solve for x
   x = 1,412,515.89/1,673.29
6. Step 6: Final answer
   x = 844.15