Finding the Third Proportional to 1,305,909 and 1,996,380

Step by Step Solution

1. Step 1: Write the proportion equation
   1,305,909 : 1,996,380 = 1,996,380 : x
2. Step 2: Convert to fraction form
   1,305,909/1,996,380 = 1,996,380/x
3. Step 3: Cross multiply
   1,305,909x = 1,996,380 × 1,996,380
4. Step 4: Simplify right side
   1,305,909x = 3,985,533,104,400
5. Step 5: Solve for x
   x = 3,985,533,104,400/1,305,909
6. Step 6: Final answer
   x = 3,051,922.53