Finding the Third Proportional to 5,645,772 and 12,019,824

Step by Step Solution

1. Step 1: Write the proportion equation
   5,645,772 : 12,019,824 = 12,019,824 : x
2. Step 2: Convert to fraction form
   5,645,772/12,019,824 = 12,019,824/x
3. Step 3: Cross multiply
   5,645,772x = 12,019,824 × 12,019,824
4. Step 4: Simplify right side
   5,645,772x = 144,476,168,990,976
5. Step 5: Solve for x
   x = 144,476,168,990,976/5,645,772
6. Step 6: Final answer
   x = 25,590,152.95