Finding the Fourth Proportional to 2,914.72, 3,996.16 and 2,862.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,914.72 : 3,996.16 = 2,862.22 : x
2. Step 2: Convert to fraction form
   2,914.72/3,996.16 = 2,862.22/x
3. Step 3: Cross multiply
   2,914.72x = 3,996.16 × 2,862.22
4. Step 4: Simplify right side
   2,914.72x = 11,437,879.42
5. Step 5: Solve for x
   x = 11,437,879.42/2,914.72
6. Step 6: Final answer
   x = 3,924.18