Finding the Third Proportional to 815,712 and 1,789,008

Step by Step Solution

1. Step 1: Write the proportion equation
   815,712 : 1,789,008 = 1,789,008 : x
2. Step 2: Convert to fraction form
   815,712/1,789,008 = 1,789,008/x
3. Step 3: Cross multiply
   815,712x = 1,789,008 × 1,789,008
4. Step 4: Simplify right side
   815,712x = 3,200,549,624,064
5. Step 5: Solve for x
   x = 3,200,549,624,064/815,712
6. Step 6: Final answer
   x = 3,923,627.00