Finding the Fourth Proportional to 3,456.50, 5,182.13 and 1,788.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,456.50 : 5,182.13 = 1,788.83 : x
2. Step 2: Convert to fraction form
   3,456.50/5,182.13 = 1,788.83/x
3. Step 3: Cross multiply
   3,456.50x = 5,182.13 × 1,788.83
4. Step 4: Simplify right side
   3,456.50x = 9,269,947.60
5. Step 5: Solve for x
   x = 9,269,947.60/3,456.50
6. Step 6: Final answer
   x = 2,681.89