Finding the Fourth Proportional to 3,371.82, 5,050.37 and 2,780.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,371.82 : 5,050.37 = 2,780.18 : x
2. Step 2: Convert to fraction form
   3,371.82/5,050.37 = 2,780.18/x
3. Step 3: Cross multiply
   3,371.82x = 5,050.37 × 2,780.18
4. Step 4: Simplify right side
   3,371.82x = 14,040,898.51
5. Step 5: Solve for x
   x = 14,040,898.51/3,371.82
6. Step 6: Final answer
   x = 4,164.19