Finding the Third Proportional to 1,994,760 and 4,388,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994,760 : 4,388,040 = 4,388,040 : x
2. Step 2: Convert to fraction form
   1,994,760/4,388,040 = 4,388,040/x
3. Step 3: Cross multiply
   1,994,760x = 4,388,040 × 4,388,040
4. Step 4: Simplify right side
   1,994,760x = 19,254,895,041,600
5. Step 5: Solve for x
   x = 19,254,895,041,600/1,994,760
6. Step 6: Final answer
   x = 9,652,737.69