Finding the Third Proportional to 39,961.69 and 59,668.31

Step by Step Solution

1. Step 1: Write the proportion equation
   39,961.69 : 59,668.31 = 59,668.31 : x
2. Step 2: Convert to fraction form
   39,961.69/59,668.31 = 59,668.31/x
3. Step 3: Cross multiply
   39,961.69x = 59,668.31 × 59,668.31
4. Step 4: Simplify right side
   39,961.69x = 3,560,307,516.60
5. Step 5: Solve for x
   x = 3,560,307,516.60/39,961.69
6. Step 6: Final answer
   x = 89,093.02