Finding the Third Proportional to 2,128,192 and 4,594,016

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128,192 : 4,594,016 = 4,594,016 : x
2. Step 2: Convert to fraction form
   2,128,192/4,594,016 = 4,594,016/x
3. Step 3: Cross multiply
   2,128,192x = 4,594,016 × 4,594,016
4. Step 4: Simplify right side
   2,128,192x = 21,104,983,008,256
5. Step 5: Solve for x
   x = 21,104,983,008,256/2,128,192
6. Step 6: Final answer
   x = 9,916,860.42