Finding the Fourth Proportional to 3,847.33, 5,311.88 and 2,275.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,847.33 : 5,311.88 = 2,275.93 : x
2. Step 2: Convert to fraction form
   3,847.33/5,311.88 = 2,275.93/x
3. Step 3: Cross multiply
   3,847.33x = 5,311.88 × 2,275.93
4. Step 4: Simplify right side
   3,847.33x = 12,089,467.05
5. Step 5: Solve for x
   x = 12,089,467.05/3,847.33
6. Step 6: Final answer
   x = 3,142.30