Finding the Fourth Proportional to 2,940.17, 4,426.30 and 2,681.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.17 : 4,426.30 = 2,681.84 : x
2. Step 2: Convert to fraction form
   2,940.17/4,426.30 = 2,681.84/x
3. Step 3: Cross multiply
   2,940.17x = 4,426.30 × 2,681.84
4. Step 4: Simplify right side
   2,940.17x = 11,870,592.85
5. Step 5: Solve for x
   x = 11,870,592.85/2,940.17
6. Step 6: Final answer
   x = 4,037.38