Finding the Third Proportional to 43,239 and 55,250

Step by Step Solution

1. Step 1: Write the proportion equation
   43,239 : 55,250 = 55,250 : x
2. Step 2: Convert to fraction form
   43,239/55,250 = 55,250/x
3. Step 3: Cross multiply
   43,239x = 55,250 × 55,250
4. Step 4: Simplify right side
   43,239x = 3,052,562,500
5. Step 5: Solve for x
   x = 3,052,562,500/43,239
6. Step 6: Final answer
   x = 70,597.44