Finding the Third Proportional to 111,056 and 242,824

Step by Step Solution

1. Step 1: Write the proportion equation
   111,056 : 242,824 = 242,824 : x
2. Step 2: Convert to fraction form
   111,056/242,824 = 242,824/x
3. Step 3: Cross multiply
   111,056x = 242,824 × 242,824
4. Step 4: Simplify right side
   111,056x = 58,963,494,976
5. Step 5: Solve for x
   x = 58,963,494,976/111,056
6. Step 6: Final answer
   x = 530,934.80