Finding the Fourth Proportional to 2,601.87, 3,590.53 and 1,422.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.87 : 3,590.53 = 1,422.91 : x
2. Step 2: Convert to fraction form
   2,601.87/3,590.53 = 1,422.91/x
3. Step 3: Cross multiply
   2,601.87x = 3,590.53 × 1,422.91
4. Step 4: Simplify right side
   2,601.87x = 5,109,001.04
5. Step 5: Solve for x
   x = 5,109,001.04/2,601.87
6. Step 6: Final answer
   x = 1,963.59