Finding the Third Proportional to 39,618 and 59,434

Step by Step Solution

1. Step 1: Write the proportion equation
   39,618 : 59,434 = 59,434 : x
2. Step 2: Convert to fraction form
   39,618/59,434 = 59,434/x
3. Step 3: Cross multiply
   39,618x = 59,434 × 59,434
4. Step 4: Simplify right side
   39,618x = 3,532,400,356
5. Step 5: Solve for x
   x = 3,532,400,356/39,618
6. Step 6: Final answer
   x = 89,161.50