Finding the Fourth Proportional to 3,719.16, 5,132.09 and 2,227.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,719.16 : 5,132.09 = 2,227.05 : x
2. Step 2: Convert to fraction form
   3,719.16/5,132.09 = 2,227.05/x
3. Step 3: Cross multiply
   3,719.16x = 5,132.09 × 2,227.05
4. Step 4: Simplify right side
   3,719.16x = 11,429,426.60
5. Step 5: Solve for x
   x = 11,429,426.60/3,719.16
6. Step 6: Final answer
   x = 3,073.12