Finding the Fourth Proportional to 22,227.62, 30,670.25 and 13,274.58

Step by Step Solution

1. Step 1: Write the proportion equation
   22,227.62 : 30,670.25 = 13,274.58 : x
2. Step 2: Convert to fraction form
   22,227.62/30,670.25 = 13,274.58/x
3. Step 3: Cross multiply
   22,227.62x = 30,670.25 × 13,274.58
4. Step 4: Simplify right side
   22,227.62x = 407,134,735.89
5. Step 5: Solve for x
   x = 407,134,735.89/22,227.62
6. Step 6: Final answer
   x = 18,316.62