Finding the Third Proportional to 112,678 and 244,820

Step by Step Solution

1. Step 1: Write the proportion equation
   112,678 : 244,820 = 244,820 : x
2. Step 2: Convert to fraction form
   112,678/244,820 = 244,820/x
3. Step 3: Cross multiply
   112,678x = 244,820 × 244,820
4. Step 4: Simplify right side
   112,678x = 59,936,832,400
5. Step 5: Solve for x
   x = 59,936,832,400/112,678
6. Step 6: Final answer
   x = 531,930.21