Finding the Third Proportional to 111,385 and 244,823

Step by Step Solution

1. Step 1: Write the proportion equation
   111,385 : 244,823 = 244,823 : x
2. Step 2: Convert to fraction form
   111,385/244,823 = 244,823/x
3. Step 3: Cross multiply
   111,385x = 244,823 × 244,823
4. Step 4: Simplify right side
   111,385x = 59,938,301,329
5. Step 5: Solve for x
   x = 59,938,301,329/111,385
6. Step 6: Final answer
   x = 538,118.25