Finding the Fourth Proportional to 3,116.54, 4,300.82 and 1,790.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116.54 : 4,300.82 = 1,790.24 : x
2. Step 2: Convert to fraction form
   3,116.54/4,300.82 = 1,790.24/x
3. Step 3: Cross multiply
   3,116.54x = 4,300.82 × 1,790.24
4. Step 4: Simplify right side
   3,116.54x = 7,699,469.54
5. Step 5: Solve for x
   x = 7,699,469.54/3,116.54
6. Step 6: Final answer
   x = 2,470.52