Finding the Fourth Proportional to 3,562.42, 5,343.15 and 965.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,562.42 : 5,343.15 = 965.56 : x
2. Step 2: Convert to fraction form
   3,562.42/5,343.15 = 965.56/x
3. Step 3: Cross multiply
   3,562.42x = 5,343.15 × 965.56
4. Step 4: Simplify right side
   3,562.42x = 5,159,131.91
5. Step 5: Solve for x
   x = 5,159,131.91/3,562.42
6. Step 6: Final answer
   x = 1,448.21