Finding the Third Proportional to 39,661.50 and 58,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,661.50 : 58,393.50 = 58,393.50 : x
2. Step 2: Convert to fraction form
   39,661.50/58,393.50 = 58,393.50/x
3. Step 3: Cross multiply
   39,661.50x = 58,393.50 × 58,393.50
4. Step 4: Simplify right side
   39,661.50x = 3,409,800,842.25
5. Step 5: Solve for x
   x = 3,409,800,842.25/39,661.50
6. Step 6: Final answer
   x = 85,972.56