Finding the Third Proportional to 1,458,397 and 2,100,729

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458,397 : 2,100,729 = 2,100,729 : x
2. Step 2: Convert to fraction form
   1,458,397/2,100,729 = 2,100,729/x
3. Step 3: Cross multiply
   1,458,397x = 2,100,729 × 2,100,729
4. Step 4: Simplify right side
   1,458,397x = 4,413,062,331,441
5. Step 5: Solve for x
   x = 4,413,062,331,441/1,458,397
6. Step 6: Final answer
   x = 3,025,967.78