Finding the Third Proportional to 49,849 and 67,158

Step by Step Solution

1. Step 1: Write the proportion equation
   49,849 : 67,158 = 67,158 : x
2. Step 2: Convert to fraction form
   49,849/67,158 = 67,158/x
3. Step 3: Cross multiply
   49,849x = 67,158 × 67,158
4. Step 4: Simplify right side
   49,849x = 4,510,196,964
5. Step 5: Solve for x
   x = 4,510,196,964/49,849
6. Step 6: Final answer
   x = 90,477.18