Finding the Fourth Proportional to 22,081.39, 33,089.87 and 10,238.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,081.39 : 33,089.87 = 10,238.78 : x
2. Step 2: Convert to fraction form
   22,081.39/33,089.87 = 10,238.78/x
3. Step 3: Cross multiply
   22,081.39x = 33,089.87 × 10,238.78
4. Step 4: Simplify right side
   22,081.39x = 338,799,899.16
5. Step 5: Solve for x
   x = 338,799,899.16/22,081.39
6. Step 6: Final answer
   x = 15,343.24