Finding the Fourth Proportional to 3,704.45, 5,111.82 and 2,132.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,704.45 : 5,111.82 = 2,132.64 : x
2. Step 2: Convert to fraction form
   3,704.45/5,111.82 = 2,132.64/x
3. Step 3: Cross multiply
   3,704.45x = 5,111.82 × 2,132.64
4. Step 4: Simplify right side
   3,704.45x = 10,901,671.80
5. Step 5: Solve for x
   x = 10,901,671.80/3,704.45
6. Step 6: Final answer
   x = 2,942.86