Finding the Fourth Proportional to 2,727.50, 3,763.96 and 1,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.50 : 3,763.96 = 1,485.50 : x
2. Step 2: Convert to fraction form
   2,727.50/3,763.96 = 1,485.50/x
3. Step 3: Cross multiply
   2,727.50x = 3,763.96 × 1,485.50
4. Step 4: Simplify right side
   2,727.50x = 5,591,362.58
5. Step 5: Solve for x
   x = 5,591,362.58/2,727.50
6. Step 6: Final answer
   x = 2,050.00