Finding the Third Proportional to 398,101,475,412 and 877,348,710,333

Step by Step Solution

1. Step 1: Write the proportion equation
   398,101,475,412 : 877,348,710,333 = 877,348,710,333 : x
2. Step 2: Convert to fraction form
   398,101,475,412/877,348,710,333 = 877,348,710,333/x
3. Step 3: Cross multiply
   398,101,475,412x = 877,348,710,333 × 877,348,710,333
4. Step 4: Simplify right side
   398,101,475,412x = 769,740,759,522,978,367,012,864
5. Step 5: Solve for x
   x = 769,740,759,522,978,367,012,864/398,101,475,412
6. Step 6: Final answer
   x = 1,933,529,029,819.26