Finding the Third Proportional to 73,916 and 162,139

Step by Step Solution

1. Step 1: Write the proportion equation
   73,916 : 162,139 = 162,139 : x
2. Step 2: Convert to fraction form
   73,916/162,139 = 162,139/x
3. Step 3: Cross multiply
   73,916x = 162,139 × 162,139
4. Step 4: Simplify right side
   73,916x = 26,289,055,321
5. Step 5: Solve for x
   x = 26,289,055,321/73,916
6. Step 6: Final answer
   x = 355,661.23