Finding the Third Proportional to 226,812 and 497,040

Step by Step Solution

1. Step 1: Write the proportion equation
   226,812 : 497,040 = 497,040 : x
2. Step 2: Convert to fraction form
   226,812/497,040 = 497,040/x
3. Step 3: Cross multiply
   226,812x = 497,040 × 497,040
4. Step 4: Simplify right side
   226,812x = 247,048,761,600
5. Step 5: Solve for x
   x = 247,048,761,600/226,812
6. Step 6: Final answer
   x = 1,089,222.62