Finding the Third Proportional to 756,996 and 1,648,392

Step by Step Solution

1. Step 1: Write the proportion equation
   756,996 : 1,648,392 = 1,648,392 : x
2. Step 2: Convert to fraction form
   756,996/1,648,392 = 1,648,392/x
3. Step 3: Cross multiply
   756,996x = 1,648,392 × 1,648,392
4. Step 4: Simplify right side
   756,996x = 2,717,196,185,664
5. Step 5: Solve for x
   x = 2,717,196,185,664/756,996
6. Step 6: Final answer
   x = 3,589,445.90