Finding the Fourth Proportional to 2,528.15, 3,792.00 and 679.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.15 : 3,792.00 = 679.25 : x
2. Step 2: Convert to fraction form
   2,528.15/3,792.00 = 679.25/x
3. Step 3: Cross multiply
   2,528.15x = 3,792.00 × 679.25
4. Step 4: Simplify right side
   2,528.15x = 2,575,728.03
5. Step 5: Solve for x
   x = 2,575,728.03/2,528.15
6. Step 6: Final answer
   x = 1,018.82