Finding the Fourth Proportional to 3,156.42, 4,735.50 and 965.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,156.42 : 4,735.50 = 965.10 : x
2. Step 2: Convert to fraction form
   3,156.42/4,735.50 = 965.10/x
3. Step 3: Cross multiply
   3,156.42x = 4,735.50 × 965.10
4. Step 4: Simplify right side
   3,156.42x = 4,570,245.19
5. Step 5: Solve for x
   x = 4,570,245.19/3,156.42
6. Step 6: Final answer
   x = 1,447.92