Finding the Fourth Proportional to 2,425.38, 3,636.72 and 964.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,425.38 : 3,636.72 = 964.14 : x
2. Step 2: Convert to fraction form
   2,425.38/3,636.72 = 964.14/x
3. Step 3: Cross multiply
   2,425.38x = 3,636.72 × 964.14
4. Step 4: Simplify right side
   2,425.38x = 3,506,307.22
5. Step 5: Solve for x
   x = 3,506,307.22/2,425.38
6. Step 6: Final answer
   x = 1,445.67