Finding the Fourth Proportional to 3,152.42, 4,351.83 and 2,105.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,152.42 : 4,351.83 = 2,105.18 : x
2. Step 2: Convert to fraction form
   3,152.42/4,351.83 = 2,105.18/x
3. Step 3: Cross multiply
   3,152.42x = 4,351.83 × 2,105.18
4. Step 4: Simplify right side
   3,152.42x = 9,161,385.48
5. Step 5: Solve for x
   x = 9,161,385.48/3,152.42
6. Step 6: Final answer
   x = 2,906.14