Finding the Fourth Proportional to 2,601.95, 3,590.76 and 1,423.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.95 : 3,590.76 = 1,423.10 : x
2. Step 2: Convert to fraction form
   2,601.95/3,590.76 = 1,423.10/x
3. Step 3: Cross multiply
   2,601.95x = 3,590.76 × 1,423.10
4. Step 4: Simplify right side
   2,601.95x = 5,109,992.60
5. Step 5: Solve for x
   x = 5,109,992.60/2,601.95
6. Step 6: Final answer
   x = 1,963.91