Finding the Third Proportional to 692,738 and 1,036,343

Step by Step Solution

1. Step 1: Write the proportion equation
   692,738 : 1,036,343 = 1,036,343 : x
2. Step 2: Convert to fraction form
   692,738/1,036,343 = 1,036,343/x
3. Step 3: Cross multiply
   692,738x = 1,036,343 × 1,036,343
4. Step 4: Simplify right side
   692,738x = 1,074,006,813,649
5. Step 5: Solve for x
   x = 1,074,006,813,649/692,738
6. Step 6: Final answer
   x = 1,550,379.53