Finding the Fourth Proportional to 2,601.93, 3,590.72 and 1,422.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.93 : 3,590.72 = 1,422.98 : x
2. Step 2: Convert to fraction form
   2,601.93/3,590.72 = 1,422.98/x
3. Step 3: Cross multiply
   2,601.93x = 3,590.72 × 1,422.98
4. Step 4: Simplify right side
   2,601.93x = 5,109,522.75
5. Step 5: Solve for x
   x = 5,109,522.75/2,601.93
6. Step 6: Final answer
   x = 1,963.74