Finding the Third Proportional to 243.56 and 383.06

Step by Step Solution

1. Step 1: Write the proportion equation
   243.56 : 383.06 = 383.06 : x
2. Step 2: Convert to fraction form
   243.56/383.06 = 383.06/x
3. Step 3: Cross multiply
   243.56x = 383.06 × 383.06
4. Step 4: Simplify right side
   243.56x = 146,736.88
5. Step 5: Solve for x
   x = 146,736.88/243.56
6. Step 6: Final answer
   x = 602.46