Finding the Third Proportional to 124,401 and 266,549.25

Step by Step Solution

1. Step 1: Write the proportion equation
   124,401 : 266,549.25 = 266,549.25 : x
2. Step 2: Convert to fraction form
   124,401/266,549.25 = 266,549.25/x
3. Step 3: Cross multiply
   124,401x = 266,549.25 × 266,549.25
4. Step 4: Simplify right side
   124,401x = 71,048,502,675.56
5. Step 5: Solve for x
   x = 71,048,502,675.56/124,401
6. Step 6: Final answer
   x = 571,124.85