Finding the Fourth Proportional to 2,790.11, 4,182.50 and 940.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,790.11 : 4,182.50 = 940.27 : x
2. Step 2: Convert to fraction form
   2,790.11/4,182.50 = 940.27/x
3. Step 3: Cross multiply
   2,790.11x = 4,182.50 × 940.27
4. Step 4: Simplify right side
   2,790.11x = 3,932,653.66
5. Step 5: Solve for x
   x = 3,932,653.66/2,790.11
6. Step 6: Final answer
   x = 1,409.50