Finding the Third Proportional to 1,159,141 and 2,489,678

Step by Step Solution

1. Step 1: Write the proportion equation
   1,159,141 : 2,489,678 = 2,489,678 : x
2. Step 2: Convert to fraction form
   1,159,141/2,489,678 = 2,489,678/x
3. Step 3: Cross multiply
   1,159,141x = 2,489,678 × 2,489,678
4. Step 4: Simplify right side
   1,159,141x = 6,198,496,543,684
5. Step 5: Solve for x
   x = 6,198,496,543,684/1,159,141
6. Step 6: Final answer
   x = 5,347,491.41