Finding the Fourth Proportional to 22,354.31, 30,848.34 and 12,282.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,354.31 : 30,848.34 = 12,282.72 : x
2. Step 2: Convert to fraction form
   22,354.31/30,848.34 = 12,282.72/x
3. Step 3: Cross multiply
   22,354.31x = 30,848.34 × 12,282.72
4. Step 4: Simplify right side
   22,354.31x = 378,901,522.68
5. Step 5: Solve for x
   x = 378,901,522.68/22,354.31
6. Step 6: Final answer
   x = 16,949.82