Finding the Fourth Proportional to 2,439.72, 3,650.94 and 1,788.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439.72 : 3,650.94 = 1,788.84 : x
2. Step 2: Convert to fraction form
   2,439.72/3,650.94 = 1,788.84/x
3. Step 3: Cross multiply
   2,439.72x = 3,650.94 × 1,788.84
4. Step 4: Simplify right side
   2,439.72x = 6,530,947.51
5. Step 5: Solve for x
   x = 6,530,947.51/2,439.72
6. Step 6: Final answer
   x = 2,676.93