Finding the Third Proportional to 124,744.50 and 266,985

Step by Step Solution

1. Step 1: Write the proportion equation
   124,744.50 : 266,985 = 266,985 : x
2. Step 2: Convert to fraction form
   124,744.50/266,985 = 266,985/x
3. Step 3: Cross multiply
   124,744.50x = 266,985 × 266,985
4. Step 4: Simplify right side
   124,744.50x = 71,280,990,225
5. Step 5: Solve for x
   x = 71,280,990,225/124,744.50
6. Step 6: Final answer
   x = 571,415.90