Finding the Third Proportional to 140,016 and 307,248

Step by Step Solution

1. Step 1: Write the proportion equation
   140,016 : 307,248 = 307,248 : x
2. Step 2: Convert to fraction form
   140,016/307,248 = 307,248/x
3. Step 3: Cross multiply
   140,016x = 307,248 × 307,248
4. Step 4: Simplify right side
   140,016x = 94,401,333,504
5. Step 5: Solve for x
   x = 94,401,333,504/140,016
6. Step 6: Final answer
   x = 674,218.19