Finding the Third Proportional to 1,404,360 and 2,118,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,360 : 2,118,936 = 2,118,936 : x
2. Step 2: Convert to fraction form
   1,404,360/2,118,936 = 2,118,936/x
3. Step 3: Cross multiply
   1,404,360x = 2,118,936 × 2,118,936
4. Step 4: Simplify right side
   1,404,360x = 4,489,889,772,096
5. Step 5: Solve for x
   x = 4,489,889,772,096/1,404,360
6. Step 6: Final answer
   x = 3,197,107.42