Finding the Fourth Proportional to 2,651.96, 3,931.04 and 2,610.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,651.96 : 3,931.04 = 2,610.68 : x
2. Step 2: Convert to fraction form
   2,651.96/3,931.04 = 2,610.68/x
3. Step 3: Cross multiply
   2,651.96x = 3,931.04 × 2,610.68
4. Step 4: Simplify right side
   2,651.96x = 10,262,687.51
5. Step 5: Solve for x
   x = 10,262,687.51/2,651.96
6. Step 6: Final answer
   x = 3,869.85