Finding the Third Proportional to 49,311 and 76,158

Step by Step Solution

1. Step 1: Write the proportion equation
   49,311 : 76,158 = 76,158 : x
2. Step 2: Convert to fraction form
   49,311/76,158 = 76,158/x
3. Step 3: Cross multiply
   49,311x = 76,158 × 76,158
4. Step 4: Simplify right side
   49,311x = 5,800,040,964
5. Step 5: Solve for x
   x = 5,800,040,964/49,311
6. Step 6: Final answer
   x = 117,621.65