Finding the Fourth Proportional to 3,116.60, 4,300.83 and 1,719.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116.60 : 4,300.83 = 1,719.32 : x
2. Step 2: Convert to fraction form
   3,116.60/4,300.83 = 1,719.32/x
3. Step 3: Cross multiply
   3,116.60x = 4,300.83 × 1,719.32
4. Step 4: Simplify right side
   3,116.60x = 7,394,503.04
5. Step 5: Solve for x
   x = 7,394,503.04/3,116.60
6. Step 6: Final answer
   x = 2,372.62