Finding the Fourth Proportional to 2,061.90, 2,845.44 and 1,177.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.90 : 2,845.44 = 1,177.83 : x
2. Step 2: Convert to fraction form
   2,061.90/2,845.44 = 1,177.83/x
3. Step 3: Cross multiply
   2,061.90x = 2,845.44 × 1,177.83
4. Step 4: Simplify right side
   2,061.90x = 3,351,444.60
5. Step 5: Solve for x
   x = 3,351,444.60/2,061.90
6. Step 6: Final answer
   x = 1,625.42