Finding the Third Proportional to 1,205,280 and 1,823,472

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,280 : 1,823,472 = 1,823,472 : x
2. Step 2: Convert to fraction form
   1,205,280/1,823,472 = 1,823,472/x
3. Step 3: Cross multiply
   1,205,280x = 1,823,472 × 1,823,472
4. Step 4: Simplify right side
   1,205,280x = 3,325,050,134,784
5. Step 5: Solve for x
   x = 3,325,050,134,784/1,205,280
6. Step 6: Final answer
   x = 2,758,736.67