Finding the Third Proportional to 692,742 and 1,036,349

Step by Step Solution

1. Step 1: Write the proportion equation
   692,742 : 1,036,349 = 1,036,349 : x
2. Step 2: Convert to fraction form
   692,742/1,036,349 = 1,036,349/x
3. Step 3: Cross multiply
   692,742x = 1,036,349 × 1,036,349
4. Step 4: Simplify right side
   692,742x = 1,074,019,249,801
5. Step 5: Solve for x
   x = 1,074,019,249,801/692,742
6. Step 6: Final answer
   x = 1,550,388.53