Finding the Fourth Proportional to 2,068.40, 2,854.36 and 1,184.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.40 : 2,854.36 = 1,184.16 : x
2. Step 2: Convert to fraction form
   2,068.40/2,854.36 = 1,184.16/x
3. Step 3: Cross multiply
   2,068.40x = 2,854.36 × 1,184.16
4. Step 4: Simplify right side
   2,068.40x = 3,380,018.94
5. Step 5: Solve for x
   x = 3,380,018.94/2,068.40
6. Step 6: Final answer
   x = 1,634.12