Finding the Fourth Proportional to 3,162.07, 4,741.53 and 1,081.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.07 : 4,741.53 = 1,081.48 : x
2. Step 2: Convert to fraction form
   3,162.07/4,741.53 = 1,081.48/x
3. Step 3: Cross multiply
   3,162.07x = 4,741.53 × 1,081.48
4. Step 4: Simplify right side
   3,162.07x = 5,127,865.89
5. Step 5: Solve for x
   x = 5,127,865.89/3,162.07
6. Step 6: Final answer
   x = 1,621.68