Finding the Third Proportional to 188.25 and 433.88

Step by Step Solution

1. Step 1: Write the proportion equation
   188.25 : 433.88 = 433.88 : x
2. Step 2: Convert to fraction form
   188.25/433.88 = 433.88/x
3. Step 3: Cross multiply
   188.25x = 433.88 × 433.88
4. Step 4: Simplify right side
   188.25x = 188,247.52
5. Step 5: Solve for x
   x = 188,247.52/188.25
6. Step 6: Final answer
   x = 999.99