Finding the Third Proportional to 100.41 and 142.59

Step by Step Solution

1. Step 1: Write the proportion equation
   100.41 : 142.59 = 142.59 : x
2. Step 2: Convert to fraction form
   100.41/142.59 = 142.59/x
3. Step 3: Cross multiply
   100.41x = 142.59 × 142.59
4. Step 4: Simplify right side
   100.41x = 20,332.98
5. Step 5: Solve for x
   x = 20,332.98/100.41
6. Step 6: Final answer
   x = 202.51