Finding the Fourth Proportional to 21,091.12, 31,626.35 and 7,046.33

Step by Step Solution

1. Step 1: Write the proportion equation
   21,091.12 : 31,626.35 = 7,046.33 : x
2. Step 2: Convert to fraction form
   21,091.12/31,626.35 = 7,046.33/x
3. Step 3: Cross multiply
   21,091.12x = 31,626.35 × 7,046.33
4. Step 4: Simplify right side
   21,091.12x = 222,849,698.80
5. Step 5: Solve for x
   x = 222,849,698.80/21,091.12
6. Step 6: Final answer
   x = 10,566.04