Finding the Third Proportional to 664,698 and 1,031,184

Step by Step Solution

1. Step 1: Write the proportion equation
   664,698 : 1,031,184 = 1,031,184 : x
2. Step 2: Convert to fraction form
   664,698/1,031,184 = 1,031,184/x
3. Step 3: Cross multiply
   664,698x = 1,031,184 × 1,031,184
4. Step 4: Simplify right side
   664,698x = 1,063,340,441,856
5. Step 5: Solve for x
   x = 1,063,340,441,856/664,698
6. Step 6: Final answer
   x = 1,599,734.68