Finding the Fourth Proportional to 22,427.69, 30,951.63 and 12,356.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,427.69 : 30,951.63 = 12,356.15 : x
2. Step 2: Convert to fraction form
   22,427.69/30,951.63 = 12,356.15/x
3. Step 3: Cross multiply
   22,427.69x = 30,951.63 × 12,356.15
4. Step 4: Simplify right side
   22,427.69x = 382,442,983.02
5. Step 5: Solve for x
   x = 382,442,983.02/22,427.69
6. Step 6: Final answer
   x = 17,052.27