Finding the Third Proportional to 556,769 and 835,144

Step by Step Solution

1. Step 1: Write the proportion equation
   556,769 : 835,144 = 835,144 : x
2. Step 2: Convert to fraction form
   556,769/835,144 = 835,144/x
3. Step 3: Cross multiply
   556,769x = 835,144 × 835,144
4. Step 4: Simplify right side
   556,769x = 697,465,500,736
5. Step 5: Solve for x
   x = 697,465,500,736/556,769
6. Step 6: Final answer
   x = 1,252,701.75