Finding the Third Proportional to 1,257,248 and 2,713,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,257,248 : 2,713,648 = 2,713,648 : x
2. Step 2: Convert to fraction form
   1,257,248/2,713,648 = 2,713,648/x
3. Step 3: Cross multiply
   1,257,248x = 2,713,648 × 2,713,648
4. Step 4: Simplify right side
   1,257,248x = 7,363,885,467,904
5. Step 5: Solve for x
   x = 7,363,885,467,904/1,257,248
6. Step 6: Final answer
   x = 5,857,146.30