Finding the Third Proportional to 692,642 and 1,036,173

Step by Step Solution

1. Step 1: Write the proportion equation
   692,642 : 1,036,173 = 1,036,173 : x
2. Step 2: Convert to fraction form
   692,642/1,036,173 = 1,036,173/x
3. Step 3: Cross multiply
   692,642x = 1,036,173 × 1,036,173
4. Step 4: Simplify right side
   692,642x = 1,073,654,485,929
5. Step 5: Solve for x
   x = 1,073,654,485,929/692,642
6. Step 6: Final answer
   x = 1,550,085.74