Finding the Fourth Proportional to 22,006.71, 33,003.16 and 7,212.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,006.71 : 33,003.16 = 7,212.33 : x
2. Step 2: Convert to fraction form
   22,006.71/33,003.16 = 7,212.33/x
3. Step 3: Cross multiply
   22,006.71x = 33,003.16 × 7,212.33
4. Step 4: Simplify right side
   22,006.71x = 238,029,662.93
5. Step 5: Solve for x
   x = 238,029,662.93/22,006.71
6. Step 6: Final answer
   x = 10,816.23