Finding the Fourth Proportional to 2,650.22, 3,971.03 and 1,400.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.22 : 3,971.03 = 1,400.76 : x
2. Step 2: Convert to fraction form
   2,650.22/3,971.03 = 1,400.76/x
3. Step 3: Cross multiply
   2,650.22x = 3,971.03 × 1,400.76
4. Step 4: Simplify right side
   2,650.22x = 5,562,452.98
5. Step 5: Solve for x
   x = 5,562,452.98/2,650.22
6. Step 6: Final answer
   x = 2,098.87