Finding the Fourth Proportional to 22,272.89, 30,736.59 and 12,201.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,272.89 : 30,736.59 = 12,201.69 : x
2. Step 2: Convert to fraction form
   22,272.89/30,736.59 = 12,201.69/x
3. Step 3: Cross multiply
   22,272.89x = 30,736.59 × 12,201.69
4. Step 4: Simplify right side
   22,272.89x = 375,038,181.82
5. Step 5: Solve for x
   x = 375,038,181.82/22,272.89
6. Step 6: Final answer
   x = 16,838.33