Finding the Third Proportional to 456,550.50 and 709,693

Step by Step Solution

1. Step 1: Write the proportion equation
   456,550.50 : 709,693 = 709,693 : x
2. Step 2: Convert to fraction form
   456,550.50/709,693 = 709,693/x
3. Step 3: Cross multiply
   456,550.50x = 709,693 × 709,693
4. Step 4: Simplify right side
   456,550.50x = 503,664,154,249
5. Step 5: Solve for x
   x = 503,664,154,249/456,550.50
6. Step 6: Final answer
   x = 1,103,194.84