Finding the Third Proportional to 16,578,732 and 35,676,888

Step by Step Solution

1. Step 1: Write the proportion equation
   16,578,732 : 35,676,888 = 35,676,888 : x
2. Step 2: Convert to fraction form
   16,578,732/35,676,888 = 35,676,888/x
3. Step 3: Cross multiply
   16,578,732x = 35,676,888 × 35,676,888
4. Step 4: Simplify right side
   16,578,732x = 1,272,840,337,364,544
5. Step 5: Solve for x
   x = 1,272,840,337,364,544/16,578,732
6. Step 6: Final answer
   x = 76,775,493.89