Finding the Third Proportional to 19,965,847 and 30,669,985

Step by Step Solution

1. Step 1: Write the proportion equation
   19,965,847 : 30,669,985 = 30,669,985 : x
2. Step 2: Convert to fraction form
   19,965,847/30,669,985 = 30,669,985/x
3. Step 3: Cross multiply
   19,965,847x = 30,669,985 × 30,669,985
4. Step 4: Simplify right side
   19,965,847x = 940,647,979,900,225
5. Step 5: Solve for x
   x = 940,647,979,900,225/19,965,847
6. Step 6: Final answer
   x = 47,112,851.26