Finding the Third Proportional to 19,863,447 and 30,769,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,863,447 : 30,769,480.50 = 30,769,480.50 : x
2. Step 2: Convert to fraction form
   19,863,447/30,769,480.50 = 30,769,480.50/x
3. Step 3: Cross multiply
   19,863,447x = 30,769,480.50 × 30,769,480.50
4. Step 4: Simplify right side
   19,863,447x = 946,760,930,239,880.25
5. Step 5: Solve for x
   x = 946,760,930,239,880.25/19,863,447
6. Step 6: Final answer
   x = 47,663,476.04