Finding the Third Proportional to 656,685 and 943,555.50

Step by Step Solution

1. Step 1: Write the proportion equation
   656,685 : 943,555.50 = 943,555.50 : x
2. Step 2: Convert to fraction form
   656,685/943,555.50 = 943,555.50/x
3. Step 3: Cross multiply
   656,685x = 943,555.50 × 943,555.50
4. Step 4: Simplify right side
   656,685x = 890,296,981,580.25
5. Step 5: Solve for x
   x = 890,296,981,580.25/656,685
6. Step 6: Final answer
   x = 1,355,744.35