Finding the Third Proportional to 555,112 and 1,309,984

Step by Step Solution

1. Step 1: Write the proportion equation
   555,112 : 1,309,984 = 1,309,984 : x
2. Step 2: Convert to fraction form
   555,112/1,309,984 = 1,309,984/x
3. Step 3: Cross multiply
   555,112x = 1,309,984 × 1,309,984
4. Step 4: Simplify right side
   555,112x = 1,716,058,080,256
5. Step 5: Solve for x
   x = 1,716,058,080,256/555,112
6. Step 6: Final answer
   x = 3,091,372.70