Finding the Third Proportional to 33,239 and 69,963.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,239 : 69,963.50 = 69,963.50 : x
2. Step 2: Convert to fraction form
   33,239/69,963.50 = 69,963.50/x
3. Step 3: Cross multiply
   33,239x = 69,963.50 × 69,963.50
4. Step 4: Simplify right side
   33,239x = 4,894,891,332.25
5. Step 5: Solve for x
   x = 4,894,891,332.25/33,239
6. Step 6: Final answer
   x = 147,263.50