Finding the Third Proportional to 8,385,779 and 17,967,478

Step by Step Solution

1. Step 1: Write the proportion equation
   8,385,779 : 17,967,478 = 17,967,478 : x
2. Step 2: Convert to fraction form
   8,385,779/17,967,478 = 17,967,478/x
3. Step 3: Cross multiply
   8,385,779x = 17,967,478 × 17,967,478
4. Step 4: Simplify right side
   8,385,779x = 322,830,265,680,484
5. Step 5: Solve for x
   x = 322,830,265,680,484/8,385,779
6. Step 6: Final answer
   x = 38,497,349.58