Finding the Third Proportional to 147,814 and 324,241.75

Step by Step Solution

1. Step 1: Write the proportion equation
   147,814 : 324,241.75 = 324,241.75 : x
2. Step 2: Convert to fraction form
   147,814/324,241.75 = 324,241.75/x
3. Step 3: Cross multiply
   147,814x = 324,241.75 × 324,241.75
4. Step 4: Simplify right side
   147,814x = 105,132,712,443.06
5. Step 5: Solve for x
   x = 105,132,712,443.06/147,814
6. Step 6: Final answer
   x = 711,250.03