Finding the Fourth Proportional to 5,719.27, 7,888.13 and 3,830.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,719.27 : 7,888.13 = 3,830.24 : x
2. Step 2: Convert to fraction form
   5,719.27/7,888.13 = 3,830.24/x
3. Step 3: Cross multiply
   5,719.27x = 7,888.13 × 3,830.24
4. Step 4: Simplify right side
   5,719.27x = 30,213,411.90
5. Step 5: Solve for x
   x = 30,213,411.90/5,719.27
6. Step 6: Final answer
   x = 5,282.74