Finding the Third Proportional to 1,492.80 and 3,258.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,492.80 : 3,258.98 = 3,258.98 : x
2. Step 2: Convert to fraction form
   1,492.80/3,258.98 = 3,258.98/x
3. Step 3: Cross multiply
   1,492.80x = 3,258.98 × 3,258.98
4. Step 4: Simplify right side
   1,492.80x = 10,620,979.16
5. Step 5: Solve for x
   x = 10,620,979.16/1,492.80
6. Step 6: Final answer
   x = 7,114.78