Finding the Fourth Proportional to 31,640.04, 43,662.72 and 22,582.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,640.04 : 43,662.72 = 22,582.08 : x
2. Step 2: Convert to fraction form
   31,640.04/43,662.72 = 22,582.08/x
3. Step 3: Cross multiply
   31,640.04x = 43,662.72 × 22,582.08
4. Step 4: Simplify right side
   31,640.04x = 985,995,036.06
5. Step 5: Solve for x
   x = 985,995,036.06/31,640.04
6. Step 6: Final answer
   x = 31,162.89