Finding the Third Proportional to 1,400,836 and 2,141,916

Step by Step Solution

1. Step 1: Write the proportion equation
   1,400,836 : 2,141,916 = 2,141,916 : x
2. Step 2: Convert to fraction form
   1,400,836/2,141,916 = 2,141,916/x
3. Step 3: Cross multiply
   1,400,836x = 2,141,916 × 2,141,916
4. Step 4: Simplify right side
   1,400,836x = 4,587,804,151,056
5. Step 5: Solve for x
   x = 4,587,804,151,056/1,400,836
6. Step 6: Final answer
   x = 3,275,047.29