Finding the Third Proportional to 3,495,752,493 and 7,490,129,499

Step by Step Solution

1. Step 1: Write the proportion equation
   3,495,752,493 : 7,490,129,499 = 7,490,129,499 : x
2. Step 2: Convert to fraction form
   3,495,752,493/7,490,129,499 = 7,490,129,499/x
3. Step 3: Cross multiply
   3,495,752,493x = 7,490,129,499 × 7,490,129,499
4. Step 4: Simplify right side
   3,495,752,493x = 56,102,039,911,789,993,984
5. Step 5: Solve for x
   x = 56,102,039,911,789,993,984/3,495,752,493
6. Step 6: Final answer
   x = 16,048,630,451.99