Finding the Fourth Proportional to 12,174, 16,800.12 and 7,206

Step by Step Solution

1. Step 1: Write the proportion equation
   12,174 : 16,800.12 = 7,206 : x
2. Step 2: Convert to fraction form
   12,174/16,800.12 = 7,206/x
3. Step 3: Cross multiply
   12,174x = 16,800.12 × 7,206
4. Step 4: Simplify right side
   12,174x = 121,061,664.72
5. Step 5: Solve for x
   x = 121,061,664.72/12,174
6. Step 6: Final answer
   x = 9,944.28