Finding the Fourth Proportional to 3,116.73, 4,300.69 and 1,719.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116.73 : 4,300.69 = 1,719.39 : x
2. Step 2: Convert to fraction form
   3,116.73/4,300.69 = 1,719.39/x
3. Step 3: Cross multiply
   3,116.73x = 4,300.69 × 1,719.39
4. Step 4: Simplify right side
   3,116.73x = 7,394,563.38
5. Step 5: Solve for x
   x = 7,394,563.38/3,116.73
6. Step 6: Final answer
   x = 2,372.54