Finding the Third Proportional to 745,344 and 1,053,648

Step by Step Solution

1. Step 1: Write the proportion equation
   745,344 : 1,053,648 = 1,053,648 : x
2. Step 2: Convert to fraction form
   745,344/1,053,648 = 1,053,648/x
3. Step 3: Cross multiply
   745,344x = 1,053,648 × 1,053,648
4. Step 4: Simplify right side
   745,344x = 1,110,174,107,904
5. Step 5: Solve for x
   x = 1,110,174,107,904/745,344
6. Step 6: Final answer
   x = 1,489,478.83