Finding the Third Proportional to 170.86 and 375.89

Step by Step Solution

1. Step 1: Write the proportion equation
   170.86 : 375.89 = 375.89 : x
2. Step 2: Convert to fraction form
   170.86/375.89 = 375.89/x
3. Step 3: Cross multiply
   170.86x = 375.89 × 375.89
4. Step 4: Simplify right side
   170.86x = 141,293.76
5. Step 5: Solve for x
   x = 141,293.76/170.86
6. Step 6: Final answer
   x = 826.96