Finding the Third Proportional to 2,587,420,342 and 5,628,183,479

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,420,342 : 5,628,183,479 = 5,628,183,479 : x
2. Step 2: Convert to fraction form
   2,587,420,342/5,628,183,479 = 5,628,183,479/x
3. Step 3: Cross multiply
   2,587,420,342x = 5,628,183,479 × 5,628,183,479
4. Step 4: Simplify right side
   2,587,420,342x = 31,676,449,273,288,544,256
5. Step 5: Solve for x
   x = 31,676,449,273,288,544,256/2,587,420,342
6. Step 6: Final answer
   x = 12,242,482,892.75