Finding the Fourth Proportional to 2,463.31, 3,697.40 and 1,491.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,463.31 : 3,697.40 = 1,491.31 : x
2. Step 2: Convert to fraction form
   2,463.31/3,697.40 = 1,491.31/x
3. Step 3: Cross multiply
   2,463.31x = 3,697.40 × 1,491.31
4. Step 4: Simplify right side
   2,463.31x = 5,513,969.56
5. Step 5: Solve for x
   x = 5,513,969.56/2,463.31
6. Step 6: Final answer
   x = 2,238.44