Finding the Third Proportional to 811,536 and 1,789,008

Step by Step Solution

1. Step 1: Write the proportion equation
   811,536 : 1,789,008 = 1,789,008 : x
2. Step 2: Convert to fraction form
   811,536/1,789,008 = 1,789,008/x
3. Step 3: Cross multiply
   811,536x = 1,789,008 × 1,789,008
4. Step 4: Simplify right side
   811,536x = 3,200,549,624,064
5. Step 5: Solve for x
   x = 3,200,549,624,064/811,536
6. Step 6: Final answer
   x = 3,943,817.19