Finding the Fourth Proportional to 3,414.69, 5,123.52 and 1,772.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,414.69 : 5,123.52 = 1,772.42 : x
2. Step 2: Convert to fraction form
   3,414.69/5,123.52 = 1,772.42/x
3. Step 3: Cross multiply
   3,414.69x = 5,123.52 × 1,772.42
4. Step 4: Simplify right side
   3,414.69x = 9,081,003.70
5. Step 5: Solve for x
   x = 9,081,003.70/3,414.69
6. Step 6: Final answer
   x = 2,659.39