Finding the Third Proportional to 3,669,208 and 7,782,378

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,208 : 7,782,378 = 7,782,378 : x
2. Step 2: Convert to fraction form
   3,669,208/7,782,378 = 7,782,378/x
3. Step 3: Cross multiply
   3,669,208x = 7,782,378 × 7,782,378
4. Step 4: Simplify right side
   3,669,208x = 60,565,407,334,884
5. Step 5: Solve for x
   x = 60,565,407,334,884/3,669,208
6. Step 6: Final answer
   x = 16,506,397.93