Finding the Third Proportional to 2,673,072 and 3,862,128

Step by Step Solution

1. Step 1: Write the proportion equation
   2,673,072 : 3,862,128 = 3,862,128 : x
2. Step 2: Convert to fraction form
   2,673,072/3,862,128 = 3,862,128/x
3. Step 3: Cross multiply
   2,673,072x = 3,862,128 × 3,862,128
4. Step 4: Simplify right side
   2,673,072x = 14,916,032,688,384
5. Step 5: Solve for x
   x = 14,916,032,688,384/2,673,072
6. Step 6: Final answer
   x = 5,580,108.84