Finding the Fourth Proportional to 2,491.61, 3,730.18 and 1,448.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.61 : 3,730.18 = 1,448.43 : x
2. Step 2: Convert to fraction form
   2,491.61/3,730.18 = 1,448.43/x
3. Step 3: Cross multiply
   2,491.61x = 3,730.18 × 1,448.43
4. Step 4: Simplify right side
   2,491.61x = 5,402,921.20
5. Step 5: Solve for x
   x = 5,402,921.20/2,491.61
6. Step 6: Final answer
   x = 2,168.44