Finding the Third Proportional to 1,404,356 and 2,118,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,356 : 2,118,960 = 2,118,960 : x
2. Step 2: Convert to fraction form
   1,404,356/2,118,960 = 2,118,960/x
3. Step 3: Cross multiply
   1,404,356x = 2,118,960 × 2,118,960
4. Step 4: Simplify right side
   1,404,356x = 4,489,991,481,600
5. Step 5: Solve for x
   x = 4,489,991,481,600/1,404,356
6. Step 6: Final answer
   x = 3,197,188.95