Finding the Fourth Proportional to 3,661.83, 5,053.29 and 1,983.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661.83 : 5,053.29 = 1,983.19 : x
2. Step 2: Convert to fraction form
   3,661.83/5,053.29 = 1,983.19/x
3. Step 3: Cross multiply
   3,661.83x = 5,053.29 × 1,983.19
4. Step 4: Simplify right side
   3,661.83x = 10,021,634.20
5. Step 5: Solve for x
   x = 10,021,634.20/3,661.83
6. Step 6: Final answer
   x = 2,736.78