Finding the Third Proportional to 343,433.50 and 504,860

Step by Step Solution

1. Step 1: Write the proportion equation
   343,433.50 : 504,860 = 504,860 : x
2. Step 2: Convert to fraction form
   343,433.50/504,860 = 504,860/x
3. Step 3: Cross multiply
   343,433.50x = 504,860 × 504,860
4. Step 4: Simplify right side
   343,433.50x = 254,883,619,600
5. Step 5: Solve for x
   x = 254,883,619,600/343,433.50
6. Step 6: Final answer
   x = 742,162.95