Finding the Fourth Proportional to 2,078.17, 2,869.22 and 1,332.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.17 : 2,869.22 = 1,332.43 : x
2. Step 2: Convert to fraction form
   2,078.17/2,869.22 = 1,332.43/x
3. Step 3: Cross multiply
   2,078.17x = 2,869.22 × 1,332.43
4. Step 4: Simplify right side
   2,078.17x = 3,823,034.80
5. Step 5: Solve for x
   x = 3,823,034.80/2,078.17
6. Step 6: Final answer
   x = 1,839.62