Finding the Third Proportional to 660,484 and 1,049,656

Step by Step Solution

1. Step 1: Write the proportion equation
   660,484 : 1,049,656 = 1,049,656 : x
2. Step 2: Convert to fraction form
   660,484/1,049,656 = 1,049,656/x
3. Step 3: Cross multiply
   660,484x = 1,049,656 × 1,049,656
4. Step 4: Simplify right side
   660,484x = 1,101,777,718,336
5. Step 5: Solve for x
   x = 1,101,777,718,336/660,484
6. Step 6: Final answer
   x = 1,668,136.88