Finding the Fourth Proportional to 3,700.74, 5,106.83 and 2,022.13

Step by Step Solution

1. Step 1: Write the proportion equation
   3,700.74 : 5,106.83 = 2,022.13 : x
2. Step 2: Convert to fraction form
   3,700.74/5,106.83 = 2,022.13/x
3. Step 3: Cross multiply
   3,700.74x = 5,106.83 × 2,022.13
4. Step 4: Simplify right side
   3,700.74x = 10,326,651.27
5. Step 5: Solve for x
   x = 10,326,651.27/3,700.74
6. Step 6: Final answer
   x = 2,790.43