Finding the Third Proportional to 103,442 and 158,171

Step by Step Solution

1. Step 1: Write the proportion equation
   103,442 : 158,171 = 158,171 : x
2. Step 2: Convert to fraction form
   103,442/158,171 = 158,171/x
3. Step 3: Cross multiply
   103,442x = 158,171 × 158,171
4. Step 4: Simplify right side
   103,442x = 25,018,065,241
5. Step 5: Solve for x
   x = 25,018,065,241/103,442
6. Step 6: Final answer
   x = 241,855.97