Finding the Third Proportional to 112,978 and 244,552

Step by Step Solution

1. Step 1: Write the proportion equation
   112,978 : 244,552 = 244,552 : x
2. Step 2: Convert to fraction form
   112,978/244,552 = 244,552/x
3. Step 3: Cross multiply
   112,978x = 244,552 × 244,552
4. Step 4: Simplify right side
   112,978x = 59,805,680,704
5. Step 5: Solve for x
   x = 59,805,680,704/112,978
6. Step 6: Final answer
   x = 529,356.87