Finding the Third Proportional to 915,699 and 1,347,067

Step by Step Solution

1. Step 1: Write the proportion equation
   915,699 : 1,347,067 = 1,347,067 : x
2. Step 2: Convert to fraction form
   915,699/1,347,067 = 1,347,067/x
3. Step 3: Cross multiply
   915,699x = 1,347,067 × 1,347,067
4. Step 4: Simplify right side
   915,699x = 1,814,589,502,489
5. Step 5: Solve for x
   x = 1,814,589,502,489/915,699
6. Step 6: Final answer
   x = 1,981,644.08