Finding the Fourth Proportional to 16,756.27, 23,123.94 and 9,203.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,756.27 : 23,123.94 = 9,203.30 : x
2. Step 2: Convert to fraction form
   16,756.27/23,123.94 = 9,203.30/x
3. Step 3: Cross multiply
   16,756.27x = 23,123.94 × 9,203.30
4. Step 4: Simplify right side
   16,756.27x = 212,816,581.35
5. Step 5: Solve for x
   x = 212,816,581.35/16,756.27
6. Step 6: Final answer
   x = 12,700.71