Finding the Third Proportional to 268,101 and 558,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   268,101 : 558,253.50 = 558,253.50 : x
2. Step 2: Convert to fraction form
   268,101/558,253.50 = 558,253.50/x
3. Step 3: Cross multiply
   268,101x = 558,253.50 × 558,253.50
4. Step 4: Simplify right side
   268,101x = 311,646,970,262.25
5. Step 5: Solve for x
   x = 311,646,970,262.25/268,101
6. Step 6: Final answer
   x = 1,162,423.75