Finding the Third Proportional to 1,683,520 and 3,603,888

Step by Step Solution

1. Step 1: Write the proportion equation
   1,683,520 : 3,603,888 = 3,603,888 : x
2. Step 2: Convert to fraction form
   1,683,520/3,603,888 = 3,603,888/x
3. Step 3: Cross multiply
   1,683,520x = 3,603,888 × 3,603,888
4. Step 4: Simplify right side
   1,683,520x = 12,988,008,716,544
5. Step 5: Solve for x
   x = 12,988,008,716,544/1,683,520
6. Step 6: Final answer
   x = 7,714,793.24