Finding the Third Proportional to 555,048 and 1,309,572

Step by Step Solution

1. Step 1: Write the proportion equation
   555,048 : 1,309,572 = 1,309,572 : x
2. Step 2: Convert to fraction form
   555,048/1,309,572 = 1,309,572/x
3. Step 3: Cross multiply
   555,048x = 1,309,572 × 1,309,572
4. Step 4: Simplify right side
   555,048x = 1,714,978,823,184
5. Step 5: Solve for x
   x = 1,714,978,823,184/555,048
6. Step 6: Final answer
   x = 3,089,784.71