Finding the Third Proportional to 570,704 and 1,215,136

Step by Step Solution

1. Step 1: Write the proportion equation
   570,704 : 1,215,136 = 1,215,136 : x
2. Step 2: Convert to fraction form
   570,704/1,215,136 = 1,215,136/x
3. Step 3: Cross multiply
   570,704x = 1,215,136 × 1,215,136
4. Step 4: Simplify right side
   570,704x = 1,476,555,498,496
5. Step 5: Solve for x
   x = 1,476,555,498,496/570,704
6. Step 6: Final answer
   x = 2,587,252.76