Finding the Third Proportional to 59,049,436 and 128,843,845

Step by Step Solution

1. Step 1: Write the proportion equation
   59,049,436 : 128,843,845 = 128,843,845 : x
2. Step 2: Convert to fraction form
   59,049,436/128,843,845 = 128,843,845/x
3. Step 3: Cross multiply
   59,049,436x = 128,843,845 × 128,843,845
4. Step 4: Simplify right side
   59,049,436x = 16,600,736,394,384,024
5. Step 5: Solve for x
   x = 16,600,736,394,384,024/59,049,436
6. Step 6: Final answer
   x = 281,132,852.72