Finding the Fourth Proportional to 1,581.62, 2,361.47 and 1,483.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581.62 : 2,361.47 = 1,483.20 : x
2. Step 2: Convert to fraction form
   1,581.62/2,361.47 = 1,483.20/x
3. Step 3: Cross multiply
   1,581.62x = 2,361.47 × 1,483.20
4. Step 4: Simplify right side
   1,581.62x = 3,502,524.89
5. Step 5: Solve for x
   x = 3,502,524.89/1,581.62
6. Step 6: Final answer
   x = 2,214.52