Finding the Third Proportional to 1,257,547 and 1,777,696

Step by Step Solution

1. Step 1: Write the proportion equation
   1,257,547 : 1,777,696 = 1,777,696 : x
2. Step 2: Convert to fraction form
   1,257,547/1,777,696 = 1,777,696/x
3. Step 3: Cross multiply
   1,257,547x = 1,777,696 × 1,777,696
4. Step 4: Simplify right side
   1,257,547x = 3,160,203,068,416
5. Step 5: Solve for x
   x = 3,160,203,068,416/1,257,547
6. Step 6: Final answer
   x = 2,512,990.03