Finding the Third Proportional to 159.56 and 429.56

Step by Step Solution

1. Step 1: Write the proportion equation
   159.56 : 429.56 = 429.56 : x
2. Step 2: Convert to fraction form
   159.56/429.56 = 429.56/x
3. Step 3: Cross multiply
   159.56x = 429.56 × 429.56
4. Step 4: Simplify right side
   159.56x = 184,523.94
5. Step 5: Solve for x
   x = 184,523.94/159.56
6. Step 6: Final answer
   x = 1,156.44