Finding the Fourth Proportional to 10,395.72, 15,583.85 and 3,820.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,395.72 : 15,583.85 = 3,820.14 : x
2. Step 2: Convert to fraction form
   10,395.72/15,583.85 = 3,820.14/x
3. Step 3: Cross multiply
   10,395.72x = 15,583.85 × 3,820.14
4. Step 4: Simplify right side
   10,395.72x = 59,532,488.74
5. Step 5: Solve for x
   x = 59,532,488.74/10,395.72
6. Step 6: Final answer
   x = 5,726.63