Finding the Third Proportional to 120,783,441,469 and 262,772,850,103

Step by Step Solution

1. Step 1: Write the proportion equation
   120,783,441,469 : 262,772,850,103 = 262,772,850,103 : x
2. Step 2: Convert to fraction form
   120,783,441,469/262,772,850,103 = 262,772,850,103/x
3. Step 3: Cross multiply
   120,783,441,469x = 262,772,850,103 × 262,772,850,103
4. Step 4: Simplify right side
   120,783,441,469x = 69,049,570,751,253,705,654,272
5. Step 5: Solve for x
   x = 69,049,570,751,253,705,654,272/120,783,441,469
6. Step 6: Final answer
   x = 571,680,769,412.22