Finding the Third Proportional to 112,642 and 244,885

Step by Step Solution

1. Step 1: Write the proportion equation
   112,642 : 244,885 = 244,885 : x
2. Step 2: Convert to fraction form
   112,642/244,885 = 244,885/x
3. Step 3: Cross multiply
   112,642x = 244,885 × 244,885
4. Step 4: Simplify right side
   112,642x = 59,968,663,225
5. Step 5: Solve for x
   x = 59,968,663,225/112,642
6. Step 6: Final answer
   x = 532,382.80