Finding the Third Proportional to 250,644 and 540,060

Step by Step Solution

1. Step 1: Write the proportion equation
   250,644 : 540,060 = 540,060 : x
2. Step 2: Convert to fraction form
   250,644/540,060 = 540,060/x
3. Step 3: Cross multiply
   250,644x = 540,060 × 540,060
4. Step 4: Simplify right side
   250,644x = 291,664,803,600
5. Step 5: Solve for x
   x = 291,664,803,600/250,644
6. Step 6: Final answer
   x = 1,163,661.62