Finding the Third Proportional to 1,180,658 and 1,771,243

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180,658 : 1,771,243 = 1,771,243 : x
2. Step 2: Convert to fraction form
   1,180,658/1,771,243 = 1,771,243/x
3. Step 3: Cross multiply
   1,180,658x = 1,771,243 × 1,771,243
4. Step 4: Simplify right side
   1,180,658x = 3,137,301,765,049
5. Step 5: Solve for x
   x = 3,137,301,765,049/1,180,658
6. Step 6: Final answer
   x = 2,657,248.56