Finding the Fourth Proportional to 2,732.94, 4,090.50 and 1,945.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,732.94 : 4,090.50 = 1,945.62 : x
2. Step 2: Convert to fraction form
   2,732.94/4,090.50 = 1,945.62/x
3. Step 3: Cross multiply
   2,732.94x = 4,090.50 × 1,945.62
4. Step 4: Simplify right side
   2,732.94x = 7,958,558.61
5. Step 5: Solve for x
   x = 7,958,558.61/2,732.94
6. Step 6: Final answer
   x = 2,912.09