Finding the Fourth Proportional to 2,674.96, 4,010.82 and 1,288.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,674.96 : 4,010.82 = 1,288.24 : x
2. Step 2: Convert to fraction form
   2,674.96/4,010.82 = 1,288.24/x
3. Step 3: Cross multiply
   2,674.96x = 4,010.82 × 1,288.24
4. Step 4: Simplify right side
   2,674.96x = 5,166,898.76
5. Step 5: Solve for x
   x = 5,166,898.76/2,674.96
6. Step 6: Final answer
   x = 1,931.58