Finding the Third Proportional to 705,134 and 1,074,228

Step by Step Solution

1. Step 1: Write the proportion equation
   705,134 : 1,074,228 = 1,074,228 : x
2. Step 2: Convert to fraction form
   705,134/1,074,228 = 1,074,228/x
3. Step 3: Cross multiply
   705,134x = 1,074,228 × 1,074,228
4. Step 4: Simplify right side
   705,134x = 1,153,965,795,984
5. Step 5: Solve for x
   x = 1,153,965,795,984/705,134
6. Step 6: Final answer
   x = 1,636,519.86