Finding the Fourth Proportional to 2,740.44, 3,780.18 and 1,993.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740.44 : 3,780.18 = 1,993.50 : x
2. Step 2: Convert to fraction form
   2,740.44/3,780.18 = 1,993.50/x
3. Step 3: Cross multiply
   2,740.44x = 3,780.18 × 1,993.50
4. Step 4: Simplify right side
   2,740.44x = 7,535,788.83
5. Step 5: Solve for x
   x = 7,535,788.83/2,740.44
6. Step 6: Final answer
   x = 2,749.85