Finding the Third Proportional to 161,048 and 342,886

Step by Step Solution

1. Step 1: Write the proportion equation
   161,048 : 342,886 = 342,886 : x
2. Step 2: Convert to fraction form
   161,048/342,886 = 342,886/x
3. Step 3: Cross multiply
   161,048x = 342,886 × 342,886
4. Step 4: Simplify right side
   161,048x = 117,570,808,996
5. Step 5: Solve for x
   x = 117,570,808,996/161,048
6. Step 6: Final answer
   x = 730,035.82