Finding the Fourth Proportional to 1,910.72, 2,650.96 and 1,893.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,910.72 : 2,650.96 = 1,893.44 : x
2. Step 2: Convert to fraction form
   1,910.72/2,650.96 = 1,893.44/x
3. Step 3: Cross multiply
   1,910.72x = 2,650.96 × 1,893.44
4. Step 4: Simplify right side
   1,910.72x = 5,019,433.70
5. Step 5: Solve for x
   x = 5,019,433.70/1,910.72
6. Step 6: Final answer
   x = 2,626.99