Finding the Third Proportional to 2,550,726,348,458 and 5,621,371,962,756

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550,726,348,458 : 5,621,371,962,756 = 5,621,371,962,756 : x
2. Step 2: Convert to fraction form
   2,550,726,348,458/5,621,371,962,756 = 5,621,371,962,756/x
3. Step 3: Cross multiply
   2,550,726,348,458x = 5,621,371,962,756 × 5,621,371,962,756
4. Step 4: Simplify right side
   2,550,726,348,458x = 31,599,822,743,659,242,607,083,520
5. Step 5: Solve for x
   x = 31,599,822,743,659,242,607,083,520/2,550,726,348,458
6. Step 6: Final answer
   x = 12,388,558,562,059.16