Finding the Fourth Proportional to 1,665.50, 2,497.37 and 569.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.50 : 2,497.37 = 569.49 : x
2. Step 2: Convert to fraction form
   1,665.50/2,497.37 = 569.49/x
3. Step 3: Cross multiply
   1,665.50x = 2,497.37 × 569.49
4. Step 4: Simplify right side
   1,665.50x = 1,422,224.39
5. Step 5: Solve for x
   x = 1,422,224.39/1,665.50
6. Step 6: Final answer
   x = 853.93