Finding the Fourth Proportional to 3,792.29, 5,690.59 and 1,328.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,792.29 : 5,690.59 = 1,328.94 : x
2. Step 2: Convert to fraction form
   3,792.29/5,690.59 = 1,328.94/x
3. Step 3: Cross multiply
   3,792.29x = 5,690.59 × 1,328.94
4. Step 4: Simplify right side
   3,792.29x = 7,562,449.35
5. Step 5: Solve for x
   x = 7,562,449.35/3,792.29
6. Step 6: Final answer
   x = 1,994.17