Finding the Third Proportional to 16,578,451 and 35,676,327

Step by Step Solution

1. Step 1: Write the proportion equation
   16,578,451 : 35,676,327 = 35,676,327 : x
2. Step 2: Convert to fraction form
   16,578,451/35,676,327 = 35,676,327/x
3. Step 3: Cross multiply
   16,578,451x = 35,676,327 × 35,676,327
4. Step 4: Simplify right side
   16,578,451x = 1,272,800,308,210,929
5. Step 5: Solve for x
   x = 1,272,800,308,210,929/16,578,451
6. Step 6: Final answer
   x = 76,774,380.68