Finding the Third Proportional to 718,464 and 1,077,696

Step by Step Solution

1. Step 1: Write the proportion equation
   718,464 : 1,077,696 = 1,077,696 : x
2. Step 2: Convert to fraction form
   718,464/1,077,696 = 1,077,696/x
3. Step 3: Cross multiply
   718,464x = 1,077,696 × 1,077,696
4. Step 4: Simplify right side
   718,464x = 1,161,428,668,416
5. Step 5: Solve for x
   x = 1,161,428,668,416/718,464
6. Step 6: Final answer
   x = 1,616,544