Finding the Third Proportional to 713,906 and 1,105,417

Step by Step Solution

1. Step 1: Write the proportion equation
   713,906 : 1,105,417 = 1,105,417 : x
2. Step 2: Convert to fraction form
   713,906/1,105,417 = 1,105,417/x
3. Step 3: Cross multiply
   713,906x = 1,105,417 × 1,105,417
4. Step 4: Simplify right side
   713,906x = 1,221,946,743,889
5. Step 5: Solve for x
   x = 1,221,946,743,889/713,906
6. Step 6: Final answer
   x = 1,711,635.35