Finding the Third Proportional to 4,144,683 and 8,919,222

Step by Step Solution

1. Step 1: Write the proportion equation
   4,144,683 : 8,919,222 = 8,919,222 : x
2. Step 2: Convert to fraction form
   4,144,683/8,919,222 = 8,919,222/x
3. Step 3: Cross multiply
   4,144,683x = 8,919,222 × 8,919,222
4. Step 4: Simplify right side
   4,144,683x = 79,552,521,085,284
5. Step 5: Solve for x
   x = 79,552,521,085,284/4,144,683
6. Step 6: Final answer
   x = 19,193,873.47