Finding the Fourth Proportional to 22,300.30, 33,446.80 and 8,266.85

Step by Step Solution

1. Step 1: Write the proportion equation
   22,300.30 : 33,446.80 = 8,266.85 : x
2. Step 2: Convert to fraction form
   22,300.30/33,446.80 = 8,266.85/x
3. Step 3: Cross multiply
   22,300.30x = 33,446.80 × 8,266.85
4. Step 4: Simplify right side
   22,300.30x = 276,499,678.58
5. Step 5: Solve for x
   x = 276,499,678.58/22,300.30
6. Step 6: Final answer
   x = 12,398.92