Finding the Third Proportional to 1,258.88 and 3,045.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258.88 : 3,045.94 = 3,045.94 : x
2. Step 2: Convert to fraction form
   1,258.88/3,045.94 = 3,045.94/x
3. Step 3: Cross multiply
   1,258.88x = 3,045.94 × 3,045.94
4. Step 4: Simplify right side
   1,258.88x = 9,277,735.25
5. Step 5: Solve for x
   x = 9,277,735.25/1,258.88
6. Step 6: Final answer
   x = 7,369.86