Finding the Third Proportional to 113,188,636 and 242,514,392

Step by Step Solution

1. Step 1: Write the proportion equation
   113,188,636 : 242,514,392 = 242,514,392 : x
2. Step 2: Convert to fraction form
   113,188,636/242,514,392 = 242,514,392/x
3. Step 3: Cross multiply
   113,188,636x = 242,514,392 × 242,514,392
4. Step 4: Simplify right side
   113,188,636x = 58,813,230,327,129,664
5. Step 5: Solve for x
   x = 58,813,230,327,129,664/113,188,636
6. Step 6: Final answer
   x = 519,603,666.99