Finding the Third Proportional to 892,648 and 1,248,540

Step by Step Solution

1. Step 1: Write the proportion equation
   892,648 : 1,248,540 = 1,248,540 : x
2. Step 2: Convert to fraction form
   892,648/1,248,540 = 1,248,540/x
3. Step 3: Cross multiply
   892,648x = 1,248,540 × 1,248,540
4. Step 4: Simplify right side
   892,648x = 1,558,852,131,600
5. Step 5: Solve for x
   x = 1,558,852,131,600/892,648
6. Step 6: Final answer
   x = 1,746,323.45