Finding the Third Proportional to 65,628 and 154,242

Step by Step Solution

1. Step 1: Write the proportion equation
   65,628 : 154,242 = 154,242 : x
2. Step 2: Convert to fraction form
   65,628/154,242 = 154,242/x
3. Step 3: Cross multiply
   65,628x = 154,242 × 154,242
4. Step 4: Simplify right side
   65,628x = 23,790,594,564
5. Step 5: Solve for x
   x = 23,790,594,564/65,628
6. Step 6: Final answer
   x = 362,506.77