Finding the Third Proportional to 38.39 and 85.83

Step by Step Solution

1. Step 1: Write the proportion equation
   38.39 : 85.83 = 85.83 : x
2. Step 2: Convert to fraction form
   38.39/85.83 = 85.83/x
3. Step 3: Cross multiply
   38.39x = 85.83 × 85.83
4. Step 4: Simplify right side
   38.39x = 7,366.47
5. Step 5: Solve for x
   x = 7,366.47/38.39
6. Step 6: Final answer
   x = 191.88