Finding the Third Proportional to 427.22 and 972.56

Step by Step Solution

1. Step 1: Write the proportion equation
   427.22 : 972.56 = 972.56 : x
2. Step 2: Convert to fraction form
   427.22/972.56 = 972.56/x
3. Step 3: Cross multiply
   427.22x = 972.56 × 972.56
4. Step 4: Simplify right side
   427.22x = 945,877.82
5. Step 5: Solve for x
   x = 945,877.82/427.22
6. Step 6: Final answer
   x = 2,214.04