Finding the Third Proportional to 117,150,992 and 243,998,434

Step by Step Solution

1. Step 1: Write the proportion equation
   117,150,992 : 243,998,434 = 243,998,434 : x
2. Step 2: Convert to fraction form
   117,150,992/243,998,434 = 243,998,434/x
3. Step 3: Cross multiply
   117,150,992x = 243,998,434 × 243,998,434
4. Step 4: Simplify right side
   117,150,992x = 59,535,235,794,452,352
5. Step 5: Solve for x
   x = 59,535,235,794,452,352/117,150,992
6. Step 6: Final answer
   x = 508,192,331.78