Finding the Third Proportional to 1,718,122 and 3,555,152

Step by Step Solution

1. Step 1: Write the proportion equation
   1,718,122 : 3,555,152 = 3,555,152 : x
2. Step 2: Convert to fraction form
   1,718,122/3,555,152 = 3,555,152/x
3. Step 3: Cross multiply
   1,718,122x = 3,555,152 × 3,555,152
4. Step 4: Simplify right side
   1,718,122x = 12,639,105,743,104
5. Step 5: Solve for x
   x = 12,639,105,743,104/1,718,122
6. Step 6: Final answer
   x = 7,356,349.40