Finding the Third Proportional to 63,134.69 and 140,282

Step by Step Solution

1. Step 1: Write the proportion equation
   63,134.69 : 140,282 = 140,282 : x
2. Step 2: Convert to fraction form
   63,134.69/140,282 = 140,282/x
3. Step 3: Cross multiply
   63,134.69x = 140,282 × 140,282
4. Step 4: Simplify right side
   63,134.69x = 19,679,039,524
5. Step 5: Solve for x
   x = 19,679,039,524/63,134.69
6. Step 6: Final answer
   x = 311,699.33