Finding the Fourth Proportional to 2,633.66, 3,941.91 and 1,940.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.66 : 3,941.91 = 1,940.05 : x
2. Step 2: Convert to fraction form
   2,633.66/3,941.91 = 1,940.05/x
3. Step 3: Cross multiply
   2,633.66x = 3,941.91 × 1,940.05
4. Step 4: Simplify right side
   2,633.66x = 7,647,502.50
5. Step 5: Solve for x
   x = 7,647,502.50/2,633.66
6. Step 6: Final answer
   x = 2,903.76