Finding the Fourth Proportional to 10,393.38, 15,589.59 and 3,819.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,393.38 : 15,589.59 = 3,819.08 : x
2. Step 2: Convert to fraction form
   10,393.38/15,589.59 = 3,819.08/x
3. Step 3: Cross multiply
   10,393.38x = 15,589.59 × 3,819.08
4. Step 4: Simplify right side
   10,393.38x = 59,537,871.89
5. Step 5: Solve for x
   x = 59,537,871.89/10,393.38
6. Step 6: Final answer
   x = 5,728.44