Finding the Third Proportional to 705,256 and 1,074,406

Step by Step Solution

1. Step 1: Write the proportion equation
   705,256 : 1,074,406 = 1,074,406 : x
2. Step 2: Convert to fraction form
   705,256/1,074,406 = 1,074,406/x
3. Step 3: Cross multiply
   705,256x = 1,074,406 × 1,074,406
4. Step 4: Simplify right side
   705,256x = 1,154,348,252,836
5. Step 5: Solve for x
   x = 1,154,348,252,836/705,256
6. Step 6: Final answer
   x = 1,636,779.06