Finding the Third Proportional to 142,152.75 and 236,882.25

Step by Step Solution

1. Step 1: Write the proportion equation
   142,152.75 : 236,882.25 = 236,882.25 : x
2. Step 2: Convert to fraction form
   142,152.75/236,882.25 = 236,882.25/x
3. Step 3: Cross multiply
   142,152.75x = 236,882.25 × 236,882.25
4. Step 4: Simplify right side
   142,152.75x = 56,113,200,365.06
5. Step 5: Solve for x
   x = 56,113,200,365.06/142,152.75
6. Step 6: Final answer
   x = 394,738.76