Finding the Third Proportional to 33,240.50 and 69,966.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,240.50 : 69,966.50 = 69,966.50 : x
2. Step 2: Convert to fraction form
   33,240.50/69,966.50 = 69,966.50/x
3. Step 3: Cross multiply
   33,240.50x = 69,966.50 × 69,966.50
4. Step 4: Simplify right side
   33,240.50x = 4,895,311,122.25
5. Step 5: Solve for x
   x = 4,895,311,122.25/33,240.50
6. Step 6: Final answer
   x = 147,269.48