Finding the Third Proportional to 161,158 and 349,100

Step by Step Solution

1. Step 1: Write the proportion equation
   161,158 : 349,100 = 349,100 : x
2. Step 2: Convert to fraction form
   161,158/349,100 = 349,100/x
3. Step 3: Cross multiply
   161,158x = 349,100 × 349,100
4. Step 4: Simplify right side
   161,158x = 121,870,810,000
5. Step 5: Solve for x
   x = 121,870,810,000/161,158
6. Step 6: Final answer
   x = 756,219.42