Finding the Third Proportional to 142,053.75 and 236,727

Step by Step Solution

1. Step 1: Write the proportion equation
   142,053.75 : 236,727 = 236,727 : x
2. Step 2: Convert to fraction form
   142,053.75/236,727 = 236,727/x
3. Step 3: Cross multiply
   142,053.75x = 236,727 × 236,727
4. Step 4: Simplify right side
   142,053.75x = 56,039,672,529
5. Step 5: Solve for x
   x = 56,039,672,529/142,053.75
6. Step 6: Final answer
   x = 394,496.26