Finding the Fourth Proportional to 3,660.06, 5,050.98 and 2,168.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,660.06 : 5,050.98 = 2,168.31 : x
2. Step 2: Convert to fraction form
   3,660.06/5,050.98 = 2,168.31/x
3. Step 3: Cross multiply
   3,660.06x = 5,050.98 × 2,168.31
4. Step 4: Simplify right side
   3,660.06x = 10,952,090.44
5. Step 5: Solve for x
   x = 10,952,090.44/3,660.06
6. Step 6: Final answer
   x = 2,992.33