Finding the Fourth Proportional to 2,528.67, 3,792.87 and 969.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.67 : 3,792.87 = 969.42 : x
2. Step 2: Convert to fraction form
   2,528.67/3,792.87 = 969.42/x
3. Step 3: Cross multiply
   2,528.67x = 3,792.87 × 969.42
4. Step 4: Simplify right side
   2,528.67x = 3,676,884.04
5. Step 5: Solve for x
   x = 3,676,884.04/2,528.67
6. Step 6: Final answer
   x = 1,454.08