Finding the Third Proportional to 161,132 and 345,584

Step by Step Solution

1. Step 1: Write the proportion equation
   161,132 : 345,584 = 345,584 : x
2. Step 2: Convert to fraction form
   161,132/345,584 = 345,584/x
3. Step 3: Cross multiply
   161,132x = 345,584 × 345,584
4. Step 4: Simplify right side
   161,132x = 119,428,301,056
5. Step 5: Solve for x
   x = 119,428,301,056/161,132
6. Step 6: Final answer
   x = 741,183.01