Finding the Third Proportional to 343,377 and 504,788.50

Step by Step Solution

1. Step 1: Write the proportion equation
   343,377 : 504,788.50 = 504,788.50 : x
2. Step 2: Convert to fraction form
   343,377/504,788.50 = 504,788.50/x
3. Step 3: Cross multiply
   343,377x = 504,788.50 × 504,788.50
4. Step 4: Simplify right side
   343,377x = 254,811,429,732.25
5. Step 5: Solve for x
   x = 254,811,429,732.25/343,377
6. Step 6: Final answer
   x = 742,074.83