Finding the Fourth Proportional to 2,965.72, 4,448.56 and 2,317

Step by Step Solution

1. Step 1: Write the proportion equation
   2,965.72 : 4,448.56 = 2,317 : x
2. Step 2: Convert to fraction form
   2,965.72/4,448.56 = 2,317/x
3. Step 3: Cross multiply
   2,965.72x = 4,448.56 × 2,317
4. Step 4: Simplify right side
   2,965.72x = 10,307,313.52
5. Step 5: Solve for x
   x = 10,307,313.52/2,965.72
6. Step 6: Final answer
   x = 3,475.48