Finding the Third Proportional to 139.94 and 303.22

Step by Step Solution

1. Step 1: Write the proportion equation
   139.94 : 303.22 = 303.22 : x
2. Step 2: Convert to fraction form
   139.94/303.22 = 303.22/x
3. Step 3: Cross multiply
   139.94x = 303.22 × 303.22
4. Step 4: Simplify right side
   139.94x = 91,941.61
5. Step 5: Solve for x
   x = 91,941.61/139.94
6. Step 6: Final answer
   x = 657.02