Finding the Third Proportional to 1,379,664 and 2,061,000

Step by Step Solution

1. Step 1: Write the proportion equation
   1,379,664 : 2,061,000 = 2,061,000 : x
2. Step 2: Convert to fraction form
   1,379,664/2,061,000 = 2,061,000/x
3. Step 3: Cross multiply
   1,379,664x = 2,061,000 × 2,061,000
4. Step 4: Simplify right side
   1,379,664x = 4,247,721,000,000
5. Step 5: Solve for x
   x = 4,247,721,000,000/1,379,664
6. Step 6: Final answer
   x = 3,078,808.32