Finding the Third Proportional to 629,128 and 1,000,684

Step by Step Solution

1. Step 1: Write the proportion equation
   629,128 : 1,000,684 = 1,000,684 : x
2. Step 2: Convert to fraction form
   629,128/1,000,684 = 1,000,684/x
3. Step 3: Cross multiply
   629,128x = 1,000,684 × 1,000,684
4. Step 4: Simplify right side
   629,128x = 1,001,368,467,856
5. Step 5: Solve for x
   x = 1,001,368,467,856/629,128
6. Step 6: Final answer
   x = 1,591,676.84