Finding the Third Proportional to 1,309,257 and 2,031,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,257 : 2,031,984 = 2,031,984 : x
2. Step 2: Convert to fraction form
   1,309,257/2,031,984 = 2,031,984/x
3. Step 3: Cross multiply
   1,309,257x = 2,031,984 × 2,031,984
4. Step 4: Simplify right side
   1,309,257x = 4,128,958,976,256
5. Step 5: Solve for x
   x = 4,128,958,976,256/1,309,257
6. Step 6: Final answer
   x = 3,153,665.76