Finding the Third Proportional to 684,487 and 1,064,066

Step by Step Solution

1. Step 1: Write the proportion equation
   684,487 : 1,064,066 = 1,064,066 : x
2. Step 2: Convert to fraction form
   684,487/1,064,066 = 1,064,066/x
3. Step 3: Cross multiply
   684,487x = 1,064,066 × 1,064,066
4. Step 4: Simplify right side
   684,487x = 1,132,236,452,356
5. Step 5: Solve for x
   x = 1,132,236,452,356/684,487
6. Step 6: Final answer
   x = 1,654,138.72