Finding the Fourth Proportional to 16,528.42, 22,809.38 and 8,974.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,528.42 : 22,809.38 = 8,974.83 : x
2. Step 2: Convert to fraction form
   16,528.42/22,809.38 = 8,974.83/x
3. Step 3: Cross multiply
   16,528.42x = 22,809.38 × 8,974.83
4. Step 4: Simplify right side
   16,528.42x = 204,710,307.91
5. Step 5: Solve for x
   x = 204,710,307.91/16,528.42
6. Step 6: Final answer
   x = 12,385.35