Finding the Third Proportional to 59,930,922 and 128,957,574

Step by Step Solution

1. Step 1: Write the proportion equation
   59,930,922 : 128,957,574 = 128,957,574 : x
2. Step 2: Convert to fraction form
   59,930,922/128,957,574 = 128,957,574/x
3. Step 3: Cross multiply
   59,930,922x = 128,957,574 × 128,957,574
4. Step 4: Simplify right side
   59,930,922x = 16,630,055,891,965,476
5. Step 5: Solve for x
   x = 16,630,055,891,965,476/59,930,922
6. Step 6: Final answer
   x = 277,487,069.06