Finding the Third Proportional to 618,906 and 835,046

Step by Step Solution

1. Step 1: Write the proportion equation
   618,906 : 835,046 = 835,046 : x
2. Step 2: Convert to fraction form
   618,906/835,046 = 835,046/x
3. Step 3: Cross multiply
   618,906x = 835,046 × 835,046
4. Step 4: Simplify right side
   618,906x = 697,301,822,116
5. Step 5: Solve for x
   x = 697,301,822,116/618,906
6. Step 6: Final answer
   x = 1,126,668.38