Finding the Third Proportional to 111,557,736 and 242,870,157

Step by Step Solution

1. Step 1: Write the proportion equation
   111,557,736 : 242,870,157 = 242,870,157 : x
2. Step 2: Convert to fraction form
   111,557,736/242,870,157 = 242,870,157/x
3. Step 3: Cross multiply
   111,557,736x = 242,870,157 × 242,870,157
4. Step 4: Simplify right side
   111,557,736x = 58,985,913,161,204,648
5. Step 5: Solve for x
   x = 58,985,913,161,204,648/111,557,736
6. Step 6: Final answer
   x = 528,747,850.90