Finding the Fourth Proportional to 2,792.02, 4,185.60 and 1,329.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,792.02 : 4,185.60 = 1,329.16 : x
2. Step 2: Convert to fraction form
   2,792.02/4,185.60 = 1,329.16/x
3. Step 3: Cross multiply
   2,792.02x = 4,185.60 × 1,329.16
4. Step 4: Simplify right side
   2,792.02x = 5,563,332.10
5. Step 5: Solve for x
   x = 5,563,332.10/2,792.02
6. Step 6: Final answer
   x = 1,992.58