Finding the Third Proportional to 124,665 and 267,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,665 : 267,190.50 = 267,190.50 : x
2. Step 2: Convert to fraction form
   124,665/267,190.50 = 267,190.50/x
3. Step 3: Cross multiply
   124,665x = 267,190.50 × 267,190.50
4. Step 4: Simplify right side
   124,665x = 71,390,763,290.25
5. Step 5: Solve for x
   x = 71,390,763,290.25/124,665
6. Step 6: Final answer
   x = 572,660.84