Finding the Fourth Proportional to 2,945.97, 4,066.22 and 1,826.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945.97 : 4,066.22 = 1,826.28 : x
2. Step 2: Convert to fraction form
   2,945.97/4,066.22 = 1,826.28/x
3. Step 3: Cross multiply
   2,945.97x = 4,066.22 × 1,826.28
4. Step 4: Simplify right side
   2,945.97x = 7,426,060.83
5. Step 5: Solve for x
   x = 7,426,060.83/2,945.97
6. Step 6: Final answer
   x = 2,520.75