Finding the Fourth Proportional to 3,687.02, 5,086.92 and 2,114.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,687.02 : 5,086.92 = 2,114.84 : x
2. Step 2: Convert to fraction form
   3,687.02/5,086.92 = 2,114.84/x
3. Step 3: Cross multiply
   3,687.02x = 5,086.92 × 2,114.84
4. Step 4: Simplify right side
   3,687.02x = 10,758,021.89
5. Step 5: Solve for x
   x = 10,758,021.89/3,687.02
6. Step 6: Final answer
   x = 2,917.81