Finding the Fourth Proportional to 22,040.31, 33,065.99 and 10,339.89

Step by Step Solution

1. Step 1: Write the proportion equation
   22,040.31 : 33,065.99 = 10,339.89 : x
2. Step 2: Convert to fraction form
   22,040.31/33,065.99 = 10,339.89/x
3. Step 3: Cross multiply
   22,040.31x = 33,065.99 × 10,339.89
4. Step 4: Simplify right side
   22,040.31x = 341,898,647.64
5. Step 5: Solve for x
   x = 341,898,647.64/22,040.31
6. Step 6: Final answer
   x = 15,512.42