Finding the Fourth Proportional to 2,419.61, 3,630.22 and 957.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.61 : 3,630.22 = 957.96 : x
2. Step 2: Convert to fraction form
   2,419.61/3,630.22 = 957.96/x
3. Step 3: Cross multiply
   2,419.61x = 3,630.22 × 957.96
4. Step 4: Simplify right side
   2,419.61x = 3,477,603.16
5. Step 5: Solve for x
   x = 3,477,603.16/2,419.61
6. Step 6: Final answer
   x = 1,437.26