Finding the Third Proportional to 86,008,880 and 185,710,568

Step by Step Solution

1. Step 1: Write the proportion equation
   86,008,880 : 185,710,568 = 185,710,568 : x
2. Step 2: Convert to fraction form
   86,008,880/185,710,568 = 185,710,568/x
3. Step 3: Cross multiply
   86,008,880x = 185,710,568 × 185,710,568
4. Step 4: Simplify right side
   86,008,880x = 34,488,415,066,882,624
5. Step 5: Solve for x
   x = 34,488,415,066,882,624/86,008,880
6. Step 6: Final answer
   x = 400,986,677.97