Finding the Fourth Proportional to 5,934.89, 8,899.73 and 2,815.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,934.89 : 8,899.73 = 2,815.78 : x
2. Step 2: Convert to fraction form
   5,934.89/8,899.73 = 2,815.78/x
3. Step 3: Cross multiply
   5,934.89x = 8,899.73 × 2,815.78
4. Step 4: Simplify right side
   5,934.89x = 25,059,711.03
5. Step 5: Solve for x
   x = 25,059,711.03/5,934.89
6. Step 6: Final answer
   x = 4,222.44