Finding the Fourth Proportional to 2,983.72, 4,114.82 and 1,864.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,983.72 : 4,114.82 = 1,864.76 : x
2. Step 2: Convert to fraction form
   2,983.72/4,114.82 = 1,864.76/x
3. Step 3: Cross multiply
   2,983.72x = 4,114.82 × 1,864.76
4. Step 4: Simplify right side
   2,983.72x = 7,673,151.74
5. Step 5: Solve for x
   x = 7,673,151.74/2,983.72
6. Step 6: Final answer
   x = 2,571.67