Finding the Fourth Proportional to 5,222.29, 7,834.31 and 2,589.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,222.29 : 7,834.31 = 2,589.93 : x
2. Step 2: Convert to fraction form
   5,222.29/7,834.31 = 2,589.93/x
3. Step 3: Cross multiply
   5,222.29x = 7,834.31 × 2,589.93
4. Step 4: Simplify right side
   5,222.29x = 20,290,275.33
5. Step 5: Solve for x
   x = 20,290,275.33/5,222.29
6. Step 6: Final answer
   x = 3,885.32