Finding the Third Proportional to 124,090.50 and 269,173.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,090.50 : 269,173.50 = 269,173.50 : x
2. Step 2: Convert to fraction form
   124,090.50/269,173.50 = 269,173.50/x
3. Step 3: Cross multiply
   124,090.50x = 269,173.50 × 269,173.50
4. Step 4: Simplify right side
   124,090.50x = 72,454,373,102.25
5. Step 5: Solve for x
   x = 72,454,373,102.25/124,090.50
6. Step 6: Final answer
   x = 583,883.32