Finding the Third Proportional to 740,888 and 1,617,370

Step by Step Solution

1. Step 1: Write the proportion equation
   740,888 : 1,617,370 = 1,617,370 : x
2. Step 2: Convert to fraction form
   740,888/1,617,370 = 1,617,370/x
3. Step 3: Cross multiply
   740,888x = 1,617,370 × 1,617,370
4. Step 4: Simplify right side
   740,888x = 2,615,885,716,900
5. Step 5: Solve for x
   x = 2,615,885,716,900/740,888
6. Step 6: Final answer
   x = 3,530,743.81