Finding the Third Proportional to 38,647 and 58,782

Step by Step Solution

1. Step 1: Write the proportion equation
   38,647 : 58,782 = 58,782 : x
2. Step 2: Convert to fraction form
   38,647/58,782 = 58,782/x
3. Step 3: Cross multiply
   38,647x = 58,782 × 58,782
4. Step 4: Simplify right side
   38,647x = 3,455,323,524
5. Step 5: Solve for x
   x = 3,455,323,524/38,647
6. Step 6: Final answer
   x = 89,407.29