Finding the Third Proportional to 2,128,104 and 4,669,632

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128,104 : 4,669,632 = 4,669,632 : x
2. Step 2: Convert to fraction form
   2,128,104/4,669,632 = 4,669,632/x
3. Step 3: Cross multiply
   2,128,104x = 4,669,632 × 4,669,632
4. Step 4: Simplify right side
   2,128,104x = 21,805,463,015,424
5. Step 5: Solve for x
   x = 21,805,463,015,424/2,128,104
6. Step 6: Final answer
   x = 10,246,427.34