Finding the Third Proportional to 1,179,398 and 1,767,239

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179,398 : 1,767,239 = 1,767,239 : x
2. Step 2: Convert to fraction form
   1,179,398/1,767,239 = 1,767,239/x
3. Step 3: Cross multiply
   1,179,398x = 1,767,239 × 1,767,239
4. Step 4: Simplify right side
   1,179,398x = 3,123,133,683,121
5. Step 5: Solve for x
   x = 3,123,133,683,121/1,179,398
6. Step 6: Final answer
   x = 2,648,074.43