Finding the Fourth Proportional to 22,274.92, 30,739.89 and 12,714.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,274.92 : 30,739.89 = 12,714.63 : x
2. Step 2: Convert to fraction form
   22,274.92/30,739.89 = 12,714.63/x
3. Step 3: Cross multiply
   22,274.92x = 30,739.89 × 12,714.63
4. Step 4: Simplify right side
   22,274.92x = 390,846,327.59
5. Step 5: Solve for x
   x = 390,846,327.59/22,274.92
6. Step 6: Final answer
   x = 17,546.48