Finding the Fourth Proportional to 2,061.86, 2,845.37 and 1,178.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.86 : 2,845.37 = 1,178.18 : x
2. Step 2: Convert to fraction form
   2,061.86/2,845.37 = 1,178.18/x
3. Step 3: Cross multiply
   2,061.86x = 2,845.37 × 1,178.18
4. Step 4: Simplify right side
   2,061.86x = 3,352,337.91
5. Step 5: Solve for x
   x = 3,352,337.91/2,061.86
6. Step 6: Final answer
   x = 1,625.88