Finding the Third Proportional to 39,231.84 and 85,930.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,231.84 : 85,930.88 = 85,930.88 : x
2. Step 2: Convert to fraction form
   39,231.84/85,930.88 = 85,930.88/x
3. Step 3: Cross multiply
   39,231.84x = 85,930.88 × 85,930.88
4. Step 4: Simplify right side
   39,231.84x = 7,384,115,278.27
5. Step 5: Solve for x
   x = 7,384,115,278.27/39,231.84
6. Step 6: Final answer
   x = 188,217.39