Finding the Third Proportional to 2,123,081,715 and 3,166,211,451

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,081,715 : 3,166,211,451 = 3,166,211,451 : x
2. Step 2: Convert to fraction form
   2,123,081,715/3,166,211,451 = 3,166,211,451/x
3. Step 3: Cross multiply
   2,123,081,715x = 3,166,211,451 × 3,166,211,451
4. Step 4: Simplify right side
   2,123,081,715x = 10,024,894,952,443,525,120
5. Step 5: Solve for x
   x = 10,024,894,952,443,525,120/2,123,081,715
6. Step 6: Final answer
   x = 4,721,860,153.39