Finding the Fourth Proportional to 22,014.09, 33,019.98 and 7,221.06

Step by Step Solution

1. Step 1: Write the proportion equation
   22,014.09 : 33,019.98 = 7,221.06 : x
2. Step 2: Convert to fraction form
   22,014.09/33,019.98 = 7,221.06/x
3. Step 3: Cross multiply
   22,014.09x = 33,019.98 × 7,221.06
4. Step 4: Simplify right side
   22,014.09x = 238,439,256.78
5. Step 5: Solve for x
   x = 238,439,256.78/22,014.09
6. Step 6: Final answer
   x = 10,831.21