Finding the Third Proportional to 33,456.80 and 72,426.66

Step by Step Solution

1. Step 1: Write the proportion equation
   33,456.80 : 72,426.66 = 72,426.66 : x
2. Step 2: Convert to fraction form
   33,456.80/72,426.66 = 72,426.66/x
3. Step 3: Cross multiply
   33,456.80x = 72,426.66 × 72,426.66
4. Step 4: Simplify right side
   33,456.80x = 5,245,620,535.56
5. Step 5: Solve for x
   x = 5,245,620,535.56/33,456.80
6. Step 6: Final answer
   x = 156,787.89