Finding the Third Proportional to 742,672 and 1,585,568

Step by Step Solution

1. Step 1: Write the proportion equation
   742,672 : 1,585,568 = 1,585,568 : x
2. Step 2: Convert to fraction form
   742,672/1,585,568 = 1,585,568/x
3. Step 3: Cross multiply
   742,672x = 1,585,568 × 1,585,568
4. Step 4: Simplify right side
   742,672x = 2,514,025,882,624
5. Step 5: Solve for x
   x = 2,514,025,882,624/742,672
6. Step 6: Final answer
   x = 3,385,109.28