Finding the Fourth Proportional to 3,742.72, 5,164.35 and 2,250.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,742.72 : 5,164.35 = 2,250.28 : x
2. Step 2: Convert to fraction form
   3,742.72/5,164.35 = 2,250.28/x
3. Step 3: Cross multiply
   3,742.72x = 5,164.35 × 2,250.28
4. Step 4: Simplify right side
   3,742.72x = 11,621,233.52
5. Step 5: Solve for x
   x = 11,621,233.52/3,742.72
6. Step 6: Final answer
   x = 3,105.02