Finding the Third Proportional to 1,195,728 and 1,776,558

Step by Step Solution

1. Step 1: Write the proportion equation
   1,195,728 : 1,776,558 = 1,776,558 : x
2. Step 2: Convert to fraction form
   1,195,728/1,776,558 = 1,776,558/x
3. Step 3: Cross multiply
   1,195,728x = 1,776,558 × 1,776,558
4. Step 4: Simplify right side
   1,195,728x = 3,156,158,327,364
5. Step 5: Solve for x
   x = 3,156,158,327,364/1,195,728
6. Step 6: Final answer
   x = 2,639,528.66