Finding the Third Proportional to 1,150,842 and 1,742,256

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,842 : 1,742,256 = 1,742,256 : x
2. Step 2: Convert to fraction form
   1,150,842/1,742,256 = 1,742,256/x
3. Step 3: Cross multiply
   1,150,842x = 1,742,256 × 1,742,256
4. Step 4: Simplify right side
   1,150,842x = 3,035,455,969,536
5. Step 5: Solve for x
   x = 3,035,455,969,536/1,150,842
6. Step 6: Final answer
   x = 2,637,595.75