Finding the Fourth Proportional to 22,442.98, 30,969.91 and 12,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,442.98 : 30,969.91 = 12,371.50 : x
2. Step 2: Convert to fraction form
   22,442.98/30,969.91 = 12,371.50/x
3. Step 3: Cross multiply
   22,442.98x = 30,969.91 × 12,371.50
4. Step 4: Simplify right side
   22,442.98x = 383,144,241.57
5. Step 5: Solve for x
   x = 383,144,241.57/22,442.98
6. Step 6: Final answer
   x = 17,071.90