Finding the Third Proportional to 39,713 and 58,273.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,713 : 58,273.50 = 58,273.50 : x
2. Step 2: Convert to fraction form
   39,713/58,273.50 = 58,273.50/x
3. Step 3: Cross multiply
   39,713x = 58,273.50 × 58,273.50
4. Step 4: Simplify right side
   39,713x = 3,395,800,802.25
5. Step 5: Solve for x
   x = 3,395,800,802.25/39,713
6. Step 6: Final answer
   x = 85,508.54