Finding the Third Proportional to 59,864 and 91,618

Step by Step Solution

1. Step 1: Write the proportion equation
   59,864 : 91,618 = 91,618 : x
2. Step 2: Convert to fraction form
   59,864/91,618 = 91,618/x
3. Step 3: Cross multiply
   59,864x = 91,618 × 91,618
4. Step 4: Simplify right side
   59,864x = 8,393,857,924
5. Step 5: Solve for x
   x = 8,393,857,924/59,864
6. Step 6: Final answer
   x = 140,215.45