Finding the Fourth Proportional to 2,147.94, 3,218.58 and 1,036.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147.94 : 3,218.58 = 1,036.16 : x
2. Step 2: Convert to fraction form
   2,147.94/3,218.58 = 1,036.16/x
3. Step 3: Cross multiply
   2,147.94x = 3,218.58 × 1,036.16
4. Step 4: Simplify right side
   2,147.94x = 3,334,971.90
5. Step 5: Solve for x
   x = 3,334,971.90/2,147.94
6. Step 6: Final answer
   x = 1,552.64