Finding the Fourth Proportional to 3,703.68, 5,111.46 and 2,132.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,703.68 : 5,111.46 = 2,132.28 : x
2. Step 2: Convert to fraction form
   3,703.68/5,111.46 = 2,132.28/x
3. Step 3: Cross multiply
   3,703.68x = 5,111.46 × 2,132.28
4. Step 4: Simplify right side
   3,703.68x = 10,899,063.93
5. Step 5: Solve for x
   x = 10,899,063.93/3,703.68
6. Step 6: Final answer
   x = 2,942.77