Finding the Third Proportional to 39,707 and 58,346

Step by Step Solution

1. Step 1: Write the proportion equation
   39,707 : 58,346 = 58,346 : x
2. Step 2: Convert to fraction form
   39,707/58,346 = 58,346/x
3. Step 3: Cross multiply
   39,707x = 58,346 × 58,346
4. Step 4: Simplify right side
   39,707x = 3,404,255,716
5. Step 5: Solve for x
   x = 3,404,255,716/39,707
6. Step 6: Final answer
   x = 85,734.40