Finding the Fourth Proportional to 3,162.02, 4,743.58 and 1,081.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.02 : 4,743.58 = 1,081.53 : x
2. Step 2: Convert to fraction form
   3,162.02/4,743.58 = 1,081.53/x
3. Step 3: Cross multiply
   3,162.02x = 4,743.58 × 1,081.53
4. Step 4: Simplify right side
   3,162.02x = 5,130,321.37
5. Step 5: Solve for x
   x = 5,130,321.37/3,162.02
6. Step 6: Final answer
   x = 1,622.48