Finding the Fourth Proportional to 2,923.18, 4,379.82 and 1,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,923.18 : 4,379.82 = 1,766.50 : x
2. Step 2: Convert to fraction form
   2,923.18/4,379.82 = 1,766.50/x
3. Step 3: Cross multiply
   2,923.18x = 4,379.82 × 1,766.50
4. Step 4: Simplify right side
   2,923.18x = 7,736,952.03
5. Step 5: Solve for x
   x = 7,736,952.03/2,923.18
6. Step 6: Final answer
   x = 2,646.76