Finding the Third Proportional to 156.38 and 241.88

Step by Step Solution

1. Step 1: Write the proportion equation
   156.38 : 241.88 = 241.88 : x
2. Step 2: Convert to fraction form
   156.38/241.88 = 241.88/x
3. Step 3: Cross multiply
   156.38x = 241.88 × 241.88
4. Step 4: Simplify right side
   156.38x = 58,503.52
5. Step 5: Solve for x
   x = 58,503.52/156.38
6. Step 6: Final answer
   x = 374.12