Finding the Third Proportional to 692,644 and 1,036,179

Step by Step Solution

1. Step 1: Write the proportion equation
   692,644 : 1,036,179 = 1,036,179 : x
2. Step 2: Convert to fraction form
   692,644/1,036,179 = 1,036,179/x
3. Step 3: Cross multiply
   692,644x = 1,036,179 × 1,036,179
4. Step 4: Simplify right side
   692,644x = 1,073,666,920,041
5. Step 5: Solve for x
   x = 1,073,666,920,041/692,644
6. Step 6: Final answer
   x = 1,550,099.21