Finding the Third Proportional to 110,446.50 and 266,274

Step by Step Solution

1. Step 1: Write the proportion equation
   110,446.50 : 266,274 = 266,274 : x
2. Step 2: Convert to fraction form
   110,446.50/266,274 = 266,274/x
3. Step 3: Cross multiply
   110,446.50x = 266,274 × 266,274
4. Step 4: Simplify right side
   110,446.50x = 70,901,843,076
5. Step 5: Solve for x
   x = 70,901,843,076/110,446.50
6. Step 6: Final answer
   x = 641,956.45