Finding the Third Proportional to 43.31 and 85.88

Step by Step Solution

1. Step 1: Write the proportion equation
   43.31 : 85.88 = 85.88 : x
2. Step 2: Convert to fraction form
   43.31/85.88 = 85.88/x
3. Step 3: Cross multiply
   43.31x = 85.88 × 85.88
4. Step 4: Simplify right side
   43.31x = 7,374.52
5. Step 5: Solve for x
   x = 7,374.52/43.31
6. Step 6: Final answer
   x = 170.26