Finding the Fourth Proportional to 3,462.15, 5,180.43 and 2,076.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,462.15 : 5,180.43 = 2,076.45 : x
2. Step 2: Convert to fraction form
   3,462.15/5,180.43 = 2,076.45/x
3. Step 3: Cross multiply
   3,462.15x = 5,180.43 × 2,076.45
4. Step 4: Simplify right side
   3,462.15x = 10,756,903.87
5. Step 5: Solve for x
   x = 10,756,903.87/3,462.15
6. Step 6: Final answer
   x = 3,107.00