Finding the Fourth Proportional to 2,061.91, 2,845.94 and 1,178.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.91 : 2,845.94 = 1,178.22 : x
2. Step 2: Convert to fraction form
   2,061.91/2,845.94 = 1,178.22/x
3. Step 3: Cross multiply
   2,061.91x = 2,845.94 × 1,178.22
4. Step 4: Simplify right side
   2,061.91x = 3,353,143.43
5. Step 5: Solve for x
   x = 3,353,143.43/2,061.91
6. Step 6: Final answer
   x = 1,626.23