Finding the Fourth Proportional to 2,491.51, 3,738.71 and 1,010.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.51 : 3,738.71 = 1,010.42 : x
2. Step 2: Convert to fraction form
   2,491.51/3,738.71 = 1,010.42/x
3. Step 3: Cross multiply
   2,491.51x = 3,738.71 × 1,010.42
4. Step 4: Simplify right side
   2,491.51x = 3,777,680.56
5. Step 5: Solve for x
   x = 3,777,680.56/2,491.51
6. Step 6: Final answer
   x = 1,516.22