Finding the Fourth Proportional to 2,061.83, 2,845.49 and 1,177.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.83 : 2,845.49 = 1,177.91 : x
2. Step 2: Convert to fraction form
   2,061.83/2,845.49 = 1,177.91/x
3. Step 3: Cross multiply
   2,061.83x = 2,845.49 × 1,177.91
4. Step 4: Simplify right side
   2,061.83x = 3,351,725.24
5. Step 5: Solve for x
   x = 3,351,725.24/2,061.83
6. Step 6: Final answer
   x = 1,625.61