Finding the Fourth Proportional to 2,178.33, 3,265.06 and 943.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,178.33 : 3,265.06 = 943.89 : x
2. Step 2: Convert to fraction form
   2,178.33/3,265.06 = 943.89/x
3. Step 3: Cross multiply
   2,178.33x = 3,265.06 × 943.89
4. Step 4: Simplify right side
   2,178.33x = 3,081,857.48
5. Step 5: Solve for x
   x = 3,081,857.48/2,178.33
6. Step 6: Final answer
   x = 1,414.78