Finding the Third Proportional to 673,528 and 1,066,308

Step by Step Solution

1. Step 1: Write the proportion equation
   673,528 : 1,066,308 = 1,066,308 : x
2. Step 2: Convert to fraction form
   673,528/1,066,308 = 1,066,308/x
3. Step 3: Cross multiply
   673,528x = 1,066,308 × 1,066,308
4. Step 4: Simplify right side
   673,528x = 1,137,012,750,864
5. Step 5: Solve for x
   x = 1,137,012,750,864/673,528
6. Step 6: Final answer
   x = 1,688,144.74