Finding the Fourth Proportional to 2,041.12, 2,833.72 and 1,977.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,041.12 : 2,833.72 = 1,977.76 : x
2. Step 2: Convert to fraction form
   2,041.12/2,833.72 = 1,977.76/x
3. Step 3: Cross multiply
   2,041.12x = 2,833.72 × 1,977.76
4. Step 4: Simplify right side
   2,041.12x = 5,604,418.07
5. Step 5: Solve for x
   x = 5,604,418.07/2,041.12
6. Step 6: Final answer
   x = 2,745.76