Finding the Third Proportional to 45.56 and 67.71

Step by Step Solution

1. Step 1: Write the proportion equation
   45.56 : 67.71 = 67.71 : x
2. Step 2: Convert to fraction form
   45.56/67.71 = 67.71/x
3. Step 3: Cross multiply
   45.56x = 67.71 × 67.71
4. Step 4: Simplify right side
   45.56x = 4,584.77
5. Step 5: Solve for x
   x = 4,584.77/45.56
6. Step 6: Final answer
   x = 100.63