Finding the Third Proportional to 65.63 and 155.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65.63 : 155.50 = 155.50 : x
2. Step 2: Convert to fraction form
   65.63/155.50 = 155.50/x
3. Step 3: Cross multiply
   65.63x = 155.50 × 155.50
4. Step 4: Simplify right side
   65.63x = 24,180.25
5. Step 5: Solve for x
   x = 24,180.25/65.63
6. Step 6: Final answer
   x = 368.46