Finding the Third Proportional to 112,770 and 244,978

Step by Step Solution

1. Step 1: Write the proportion equation
   112,770 : 244,978 = 244,978 : x
2. Step 2: Convert to fraction form
   112,770/244,978 = 244,978/x
3. Step 3: Cross multiply
   112,770x = 244,978 × 244,978
4. Step 4: Simplify right side
   112,770x = 60,014,220,484
5. Step 5: Solve for x
   x = 60,014,220,484/112,770
6. Step 6: Final answer
   x = 532,182.50