Finding the Third Proportional to 1,224 and 1,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224 : 1,984 = 1,984 : x
2. Step 2: Convert to fraction form
   1,224/1,984 = 1,984/x
3. Step 3: Cross multiply
   1,224x = 1,984 × 1,984
4. Step 4: Simplify right side
   1,224x = 3,936,256
5. Step 5: Solve for x
   x = 3,936,256/1,224
6. Step 6: Final answer
   x = 3,215.90