Finding the Fourth Proportional to 3,773.72, 5,207.86 and 2,281.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,773.72 : 5,207.86 = 2,281.34 : x
2. Step 2: Convert to fraction form
   3,773.72/5,207.86 = 2,281.34/x
3. Step 3: Cross multiply
   3,773.72x = 5,207.86 × 2,281.34
4. Step 4: Simplify right side
   3,773.72x = 11,880,899.33
5. Step 5: Solve for x
   x = 11,880,899.33/3,773.72
6. Step 6: Final answer
   x = 3,148.33