Finding the Fourth Proportional to 2,910.22, 4,018.12 and 2,724.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,910.22 : 4,018.12 = 2,724.33 : x
2. Step 2: Convert to fraction form
   2,910.22/4,018.12 = 2,724.33/x
3. Step 3: Cross multiply
   2,910.22x = 4,018.12 × 2,724.33
4. Step 4: Simplify right side
   2,910.22x = 10,946,684.86
5. Step 5: Solve for x
   x = 10,946,684.86/2,910.22
6. Step 6: Final answer
   x = 3,761.46