Finding the Third Proportional to 10,427,247 and 21,807,894

Step by Step Solution

1. Step 1: Write the proportion equation
   10,427,247 : 21,807,894 = 21,807,894 : x
2. Step 2: Convert to fraction form
   10,427,247/21,807,894 = 21,807,894/x
3. Step 3: Cross multiply
   10,427,247x = 21,807,894 × 21,807,894
4. Step 4: Simplify right side
   10,427,247x = 475,584,240,715,236
5. Step 5: Solve for x
   x = 475,584,240,715,236/10,427,247
6. Step 6: Final answer
   x = 45,609,760.73