Finding the Third Proportional to 46.15 and 100.43

Step by Step Solution

1. Step 1: Write the proportion equation
   46.15 : 100.43 = 100.43 : x
2. Step 2: Convert to fraction form
   46.15/100.43 = 100.43/x
3. Step 3: Cross multiply
   46.15x = 100.43 × 100.43
4. Step 4: Simplify right side
   46.15x = 10,086.12
5. Step 5: Solve for x
   x = 10,086.12/46.15
6. Step 6: Final answer
   x = 218.56