Finding the Third Proportional to 742,317 and 1,589,610

Step by Step Solution

1. Step 1: Write the proportion equation
   742,317 : 1,589,610 = 1,589,610 : x
2. Step 2: Convert to fraction form
   742,317/1,589,610 = 1,589,610/x
3. Step 3: Cross multiply
   742,317x = 1,589,610 × 1,589,610
4. Step 4: Simplify right side
   742,317x = 2,526,859,952,100
5. Step 5: Solve for x
   x = 2,526,859,952,100/742,317
6. Step 6: Final answer
   x = 3,404,017.36