Finding the Third Proportional to 117,150,924 and 243,998,320

Step by Step Solution

1. Step 1: Write the proportion equation
   117,150,924 : 243,998,320 = 243,998,320 : x
2. Step 2: Convert to fraction form
   117,150,924/243,998,320 = 243,998,320/x
3. Step 3: Cross multiply
   117,150,924x = 243,998,320 × 243,998,320
4. Step 4: Simplify right side
   117,150,924x = 59,535,180,162,822,400
5. Step 5: Solve for x
   x = 59,535,180,162,822,400/117,150,924
6. Step 6: Final answer
   x = 508,192,151.88