Finding the Third Proportional to 111,315,942 and 242,393,616

Step by Step Solution

1. Step 1: Write the proportion equation
   111,315,942 : 242,393,616 = 242,393,616 : x
2. Step 2: Convert to fraction form
   111,315,942/242,393,616 = 242,393,616/x
3. Step 3: Cross multiply
   111,315,942x = 242,393,616 × 242,393,616
4. Step 4: Simplify right side
   111,315,942x = 58,754,665,077,555,456
5. Step 5: Solve for x
   x = 58,754,665,077,555,456/111,315,942
6. Step 6: Final answer
   x = 527,818,963.05