Finding the Third Proportional to 8,960,484 and 19,662,789

Step by Step Solution

1. Step 1: Write the proportion equation
   8,960,484 : 19,662,789 = 19,662,789 : x
2. Step 2: Convert to fraction form
   8,960,484/19,662,789 = 19,662,789/x
3. Step 3: Cross multiply
   8,960,484x = 19,662,789 × 19,662,789
4. Step 4: Simplify right side
   8,960,484x = 386,625,271,258,521
5. Step 5: Solve for x
   x = 386,625,271,258,521/8,960,484
6. Step 6: Final answer
   x = 43,147,811.13