Finding the Fourth Proportional to 3,565.47, 4,920.61 and 2,053.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,565.47 : 4,920.61 = 2,053.29 : x
2. Step 2: Convert to fraction form
   3,565.47/4,920.61 = 2,053.29/x
3. Step 3: Cross multiply
   3,565.47x = 4,920.61 × 2,053.29
4. Step 4: Simplify right side
   3,565.47x = 10,103,416.74
5. Step 5: Solve for x
   x = 10,103,416.74/3,565.47
6. Step 6: Final answer
   x = 2,833.69