Finding the Third Proportional to 28,882,874 and 63,434,740

Step by Step Solution

1. Step 1: Write the proportion equation
   28,882,874 : 63,434,740 = 63,434,740 : x
2. Step 2: Convert to fraction form
   28,882,874/63,434,740 = 63,434,740/x
3. Step 3: Cross multiply
   28,882,874x = 63,434,740 × 63,434,740
4. Step 4: Simplify right side
   28,882,874x = 4,023,966,238,867,600
5. Step 5: Solve for x
   x = 4,023,966,238,867,600/28,882,874
6. Step 6: Final answer
   x = 139,320,146.56