Finding the Fourth Proportional to 2,864.01, 4,290.42 and 1,360.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,864.01 : 4,290.42 = 1,360.89 : x
2. Step 2: Convert to fraction form
   2,864.01/4,290.42 = 1,360.89/x
3. Step 3: Cross multiply
   2,864.01x = 4,290.42 × 1,360.89
4. Step 4: Simplify right side
   2,864.01x = 5,838,790.95
5. Step 5: Solve for x
   x = 5,838,790.95/2,864.01
6. Step 6: Final answer
   x = 2,038.68