Finding the Third Proportional to 16,978,892 and 36,646,634

Step by Step Solution

1. Step 1: Write the proportion equation
   16,978,892 : 36,646,634 = 36,646,634 : x
2. Step 2: Convert to fraction form
   16,978,892/36,646,634 = 36,646,634/x
3. Step 3: Cross multiply
   16,978,892x = 36,646,634 × 36,646,634
4. Step 4: Simplify right side
   16,978,892x = 1,342,975,783,529,956
5. Step 5: Solve for x
   x = 1,342,975,783,529,956/16,978,892
6. Step 6: Final answer
   x = 79,096,785.79