Finding the Fourth Proportional to 3,700.88, 5,107.32 and 2,022.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,700.88 : 5,107.32 = 2,022.38 : x
2. Step 2: Convert to fraction form
   3,700.88/5,107.32 = 2,022.38/x
3. Step 3: Cross multiply
   3,700.88x = 5,107.32 × 2,022.38
4. Step 4: Simplify right side
   3,700.88x = 10,328,941.82
5. Step 5: Solve for x
   x = 10,328,941.82/3,700.88
6. Step 6: Final answer
   x = 2,790.94