Finding the Third Proportional to 59,335,172 and 123,217,864

Step by Step Solution

1. Step 1: Write the proportion equation
   59,335,172 : 123,217,864 = 123,217,864 : x
2. Step 2: Convert to fraction form
   59,335,172/123,217,864 = 123,217,864/x
3. Step 3: Cross multiply
   59,335,172x = 123,217,864 × 123,217,864
4. Step 4: Simplify right side
   59,335,172x = 15,182,642,008,722,496
5. Step 5: Solve for x
   x = 15,182,642,008,722,496/59,335,172
6. Step 6: Final answer
   x = 255,879,295.48