Finding the Third Proportional to 67,886 and 149,158

Step by Step Solution

1. Step 1: Write the proportion equation
   67,886 : 149,158 = 149,158 : x
2. Step 2: Convert to fraction form
   67,886/149,158 = 149,158/x
3. Step 3: Cross multiply
   67,886x = 149,158 × 149,158
4. Step 4: Simplify right side
   67,886x = 22,248,108,964
5. Step 5: Solve for x
   x = 22,248,108,964/67,886
6. Step 6: Final answer
   x = 327,727.50