Finding the Third Proportional to 184.31 and 255.56

Step by Step Solution

1. Step 1: Write the proportion equation
   184.31 : 255.56 = 255.56 : x
2. Step 2: Convert to fraction form
   184.31/255.56 = 255.56/x
3. Step 3: Cross multiply
   184.31x = 255.56 × 255.56
4. Step 4: Simplify right side
   184.31x = 65,312.19
5. Step 5: Solve for x
   x = 65,312.19/184.31
6. Step 6: Final answer
   x = 354.36