Finding the Fourth Proportional to 1,565.07, 2,158.30 and 1,033.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,565.07 : 2,158.30 = 1,033.71 : x
2. Step 2: Convert to fraction form
   1,565.07/2,158.30 = 1,033.71/x
3. Step 3: Cross multiply
   1,565.07x = 2,158.30 × 1,033.71
4. Step 4: Simplify right side
   1,565.07x = 2,231,055.82
5. Step 5: Solve for x
   x = 2,231,055.82/1,565.07
6. Step 6: Final answer
   x = 1,425.53