Finding the Fourth Proportional to 1,965.79, 2,943.82 and 1,233.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,965.79 : 2,943.82 = 1,233.15 : x
2. Step 2: Convert to fraction form
   1,965.79/2,943.82 = 1,233.15/x
3. Step 3: Cross multiply
   1,965.79x = 2,943.82 × 1,233.15
4. Step 4: Simplify right side
   1,965.79x = 3,630,171.63
5. Step 5: Solve for x
   x = 3,630,171.63/1,965.79
6. Step 6: Final answer
   x = 1,846.67