Finding the Fourth Proportional to 1,338.27, 1,846.54 and 965.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,338.27 : 1,846.54 = 965.81 : x
2. Step 2: Convert to fraction form
   1,338.27/1,846.54 = 965.81/x
3. Step 3: Cross multiply
   1,338.27x = 1,846.54 × 965.81
4. Step 4: Simplify right side
   1,338.27x = 1,783,395.15
5. Step 5: Solve for x
   x = 1,783,395.15/1,338.27
6. Step 6: Final answer
   x = 1,332.61