Finding the Third Proportional to 33,368.84 and 67,660.31

Step by Step Solution

1. Step 1: Write the proportion equation
   33,368.84 : 67,660.31 = 67,660.31 : x
2. Step 2: Convert to fraction form
   33,368.84/67,660.31 = 67,660.31/x
3. Step 3: Cross multiply
   33,368.84x = 67,660.31 × 67,660.31
4. Step 4: Simplify right side
   33,368.84x = 4,577,917,887.60
5. Step 5: Solve for x
   x = 4,577,917,887.60/33,368.84
6. Step 6: Final answer
   x = 137,191.42