Finding the Third Proportional to 1,306,646 and 1,959,981

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,646 : 1,959,981 = 1,959,981 : x
2. Step 2: Convert to fraction form
   1,306,646/1,959,981 = 1,959,981/x
3. Step 3: Cross multiply
   1,306,646x = 1,959,981 × 1,959,981
4. Step 4: Simplify right side
   1,306,646x = 3,841,525,520,361
5. Step 5: Solve for x
   x = 3,841,525,520,361/1,306,646
6. Step 6: Final answer
   x = 2,939,989.50