Finding the Third Proportional to 33,378.75 and 67,996.13

Step by Step Solution

1. Step 1: Write the proportion equation
   33,378.75 : 67,996.13 = 67,996.13 : x
2. Step 2: Convert to fraction form
   33,378.75/67,996.13 = 67,996.13/x
3. Step 3: Cross multiply
   33,378.75x = 67,996.13 × 67,996.13
4. Step 4: Simplify right side
   33,378.75x = 4,623,473,015.02
5. Step 5: Solve for x
   x = 4,623,473,015.02/33,378.75
6. Step 6: Final answer
   x = 138,515.46