Finding the Third Proportional to 7,478,000,449 and 16,149,982,499

Step by Step Solution

1. Step 1: Write the proportion equation
   7,478,000,449 : 16,149,982,499 = 16,149,982,499 : x
2. Step 2: Convert to fraction form
   7,478,000,449/16,149,982,499 = 16,149,982,499/x
3. Step 3: Cross multiply
   7,478,000,449x = 16,149,982,499 × 16,149,982,499
4. Step 4: Simplify right side
   7,478,000,449x = 260,821,934,718,006,296,576
5. Step 5: Solve for x
   x = 260,821,934,718,006,296,576/7,478,000,449
6. Step 6: Final answer
   x = 34,878,566,335.59