Finding the Third Proportional to 33,043 and 67,240

Step by Step Solution

1. Step 1: Write the proportion equation
   33,043 : 67,240 = 67,240 : x
2. Step 2: Convert to fraction form
   33,043/67,240 = 67,240/x
3. Step 3: Cross multiply
   33,043x = 67,240 × 67,240
4. Step 4: Simplify right side
   33,043x = 4,521,217,600
5. Step 5: Solve for x
   x = 4,521,217,600/33,043
6. Step 6: Final answer
   x = 136,828.30