Finding the Third Proportional to 647,089 and 1,000,917

Step by Step Solution

1. Step 1: Write the proportion equation
   647,089 : 1,000,917 = 1,000,917 : x
2. Step 2: Convert to fraction form
   647,089/1,000,917 = 1,000,917/x
3. Step 3: Cross multiply
   647,089x = 1,000,917 × 1,000,917
4. Step 4: Simplify right side
   647,089x = 1,001,834,840,889
5. Step 5: Solve for x
   x = 1,001,834,840,889/647,089
6. Step 6: Final answer
   x = 1,548,218.01