Finding the Third Proportional to 176,401.50 and 266,223

Step by Step Solution

1. Step 1: Write the proportion equation
   176,401.50 : 266,223 = 266,223 : x
2. Step 2: Convert to fraction form
   176,401.50/266,223 = 266,223/x
3. Step 3: Cross multiply
   176,401.50x = 266,223 × 266,223
4. Step 4: Simplify right side
   176,401.50x = 70,874,685,729
5. Step 5: Solve for x
   x = 70,874,685,729/176,401.50
6. Step 6: Final answer
   x = 401,780.52