Finding the Fourth Proportional to 22,356.06, 30,851.46 and 12,284.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,356.06 : 30,851.46 = 12,284.72 : x
2. Step 2: Convert to fraction form
   22,356.06/30,851.46 = 12,284.72/x
3. Step 3: Cross multiply
   22,356.06x = 30,851.46 × 12,284.72
4. Step 4: Simplify right side
   22,356.06x = 379,001,486.27
5. Step 5: Solve for x
   x = 379,001,486.27/22,356.06
6. Step 6: Final answer
   x = 16,952.96