Finding the Third Proportional to 140,131 and 307,514

Step by Step Solution

1. Step 1: Write the proportion equation
   140,131 : 307,514 = 307,514 : x
2. Step 2: Convert to fraction form
   140,131/307,514 = 307,514/x
3. Step 3: Cross multiply
   140,131x = 307,514 × 307,514
4. Step 4: Simplify right side
   140,131x = 94,564,860,196
5. Step 5: Solve for x
   x = 94,564,860,196/140,131
6. Step 6: Final answer
   x = 674,831.84