Finding the Fourth Proportional to 2,244.72, 3,365.52 and 945.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,244.72 : 3,365.52 = 945.12 : x
2. Step 2: Convert to fraction form
   2,244.72/3,365.52 = 945.12/x
3. Step 3: Cross multiply
   2,244.72x = 3,365.52 × 945.12
4. Step 4: Simplify right side
   2,244.72x = 3,180,820.26
5. Step 5: Solve for x
   x = 3,180,820.26/2,244.72
6. Step 6: Final answer
   x = 1,417.02