Finding the Third Proportional to 39,730 and 58,907

Step by Step Solution

1. Step 1: Write the proportion equation
   39,730 : 58,907 = 58,907 : x
2. Step 2: Convert to fraction form
   39,730/58,907 = 58,907/x
3. Step 3: Cross multiply
   39,730x = 58,907 × 58,907
4. Step 4: Simplify right side
   39,730x = 3,470,034,649
5. Step 5: Solve for x
   x = 3,470,034,649/39,730
6. Step 6: Final answer
   x = 87,340.41