Finding the Third Proportional to 124,365.50 and 266,474.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,365.50 : 266,474.50 = 266,474.50 : x
2. Step 2: Convert to fraction form
   124,365.50/266,474.50 = 266,474.50/x
3. Step 3: Cross multiply
   124,365.50x = 266,474.50 × 266,474.50
4. Step 4: Simplify right side
   124,365.50x = 71,008,659,150.25
5. Step 5: Solve for x
   x = 71,008,659,150.25/124,365.50
6. Step 6: Final answer
   x = 570,967.50