Finding the Fourth Proportional to 1,665.11, 2,498.07 and 569.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.11 : 2,498.07 = 569.52 : x
2. Step 2: Convert to fraction form
   1,665.11/2,498.07 = 569.52/x
3. Step 3: Cross multiply
   1,665.11x = 2,498.07 × 569.52
4. Step 4: Simplify right side
   1,665.11x = 1,422,700.83
5. Step 5: Solve for x
   x = 1,422,700.83/1,665.11
6. Step 6: Final answer
   x = 854.42