Finding the Fourth Proportional to 16,726.50, 23,082.57 and 9,274.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,726.50 : 23,082.57 = 9,274.50 : x
2. Step 2: Convert to fraction form
   16,726.50/23,082.57 = 9,274.50/x
3. Step 3: Cross multiply
   16,726.50x = 23,082.57 × 9,274.50
4. Step 4: Simplify right side
   16,726.50x = 214,079,295.47
5. Step 5: Solve for x
   x = 214,079,295.47/16,726.50
6. Step 6: Final answer
   x = 12,798.81