Finding the Third Proportional to 250,608 and 540,337.50

Step by Step Solution

1. Step 1: Write the proportion equation
   250,608 : 540,337.50 = 540,337.50 : x
2. Step 2: Convert to fraction form
   250,608/540,337.50 = 540,337.50/x
3. Step 3: Cross multiply
   250,608x = 540,337.50 × 540,337.50
4. Step 4: Simplify right side
   250,608x = 291,964,613,906.25
5. Step 5: Solve for x
   x = 291,964,613,906.25/250,608
6. Step 6: Final answer
   x = 1,165,025.11