Finding the Third Proportional to 223,105.25 and 435,001

Step by Step Solution

1. Step 1: Write the proportion equation
   223,105.25 : 435,001 = 435,001 : x
2. Step 2: Convert to fraction form
   223,105.25/435,001 = 435,001/x
3. Step 3: Cross multiply
   223,105.25x = 435,001 × 435,001
4. Step 4: Simplify right side
   223,105.25x = 189,225,870,001
5. Step 5: Solve for x
   x = 189,225,870,001/223,105.25
6. Step 6: Final answer
   x = 848,146.20