Finding the Third Proportional to 772,642 and 1,182,019

Step by Step Solution

1. Step 1: Write the proportion equation
   772,642 : 1,182,019 = 1,182,019 : x
2. Step 2: Convert to fraction form
   772,642/1,182,019 = 1,182,019/x
3. Step 3: Cross multiply
   772,642x = 1,182,019 × 1,182,019
4. Step 4: Simplify right side
   772,642x = 1,397,168,916,361
5. Step 5: Solve for x
   x = 1,397,168,916,361/772,642
6. Step 6: Final answer
   x = 1,808,300.50