Finding the Third Proportional to 647,234 and 1,418,884

Step by Step Solution

1. Step 1: Write the proportion equation
   647,234 : 1,418,884 = 1,418,884 : x
2. Step 2: Convert to fraction form
   647,234/1,418,884 = 1,418,884/x
3. Step 3: Cross multiply
   647,234x = 1,418,884 × 1,418,884
4. Step 4: Simplify right side
   647,234x = 2,013,231,805,456
5. Step 5: Solve for x
   x = 2,013,231,805,456/647,234
6. Step 6: Final answer
   x = 3,110,516.14