Finding the Third Proportional to 3,111.54 and 4,673.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.54 : 4,673.32 = 4,673.32 : x
2. Step 2: Convert to fraction form
   3,111.54/4,673.32 = 4,673.32/x
3. Step 3: Cross multiply
   3,111.54x = 4,673.32 × 4,673.32
4. Step 4: Simplify right side
   3,111.54x = 21,839,922.74
5. Step 5: Solve for x
   x = 21,839,922.74/3,111.54
6. Step 6: Final answer
   x = 7,019.01