Finding the Fourth Proportional to 2,601.77, 3,590.48 and 1,422.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.77 : 3,590.48 = 1,422.84 : x
2. Step 2: Convert to fraction form
   2,601.77/3,590.48 = 1,422.84/x
3. Step 3: Cross multiply
   2,601.77x = 3,590.48 × 1,422.84
4. Step 4: Simplify right side
   2,601.77x = 5,108,678.56
5. Step 5: Solve for x
   x = 5,108,678.56/2,601.77
6. Step 6: Final answer
   x = 1,963.54