Finding the Third Proportional to 477,658.50 and 696,795

Step by Step Solution

1. Step 1: Write the proportion equation
   477,658.50 : 696,795 = 696,795 : x
2. Step 2: Convert to fraction form
   477,658.50/696,795 = 696,795/x
3. Step 3: Cross multiply
   477,658.50x = 696,795 × 696,795
4. Step 4: Simplify right side
   477,658.50x = 485,523,272,025
5. Step 5: Solve for x
   x = 485,523,272,025/477,658.50
6. Step 6: Final answer
   x = 1,016,465.26