Finding the Fourth Proportional to 10,395.47, 15,583.48 and 3,819.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,395.47 : 15,583.48 = 3,819.89 : x
2. Step 2: Convert to fraction form
   10,395.47/15,583.48 = 3,819.89/x
3. Step 3: Cross multiply
   10,395.47x = 15,583.48 × 3,819.89
4. Step 4: Simplify right side
   10,395.47x = 59,527,091.95
5. Step 5: Solve for x
   x = 59,527,091.95/10,395.47
6. Step 6: Final answer
   x = 5,726.26