Finding the Third Proportional to 111,220,316 and 242,213,032

Step by Step Solution

1. Step 1: Write the proportion equation
   111,220,316 : 242,213,032 = 242,213,032 : x
2. Step 2: Convert to fraction form
   111,220,316/242,213,032 = 242,213,032/x
3. Step 3: Cross multiply
   111,220,316x = 242,213,032 × 242,213,032
4. Step 4: Simplify right side
   111,220,316x = 58,667,152,870,633,024
5. Step 5: Solve for x
   x = 58,667,152,870,633,024/111,220,316
6. Step 6: Final answer
   x = 527,485,939.45