Finding the Fourth Proportional to 2,600.86, 3,901.43 and 1,301.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,600.86 : 3,901.43 = 1,301.89 : x
2. Step 2: Convert to fraction form
   2,600.86/3,901.43 = 1,301.89/x
3. Step 3: Cross multiply
   2,600.86x = 3,901.43 × 1,301.89
4. Step 4: Simplify right side
   2,600.86x = 5,079,232.70
5. Step 5: Solve for x
   x = 5,079,232.70/2,600.86
6. Step 6: Final answer
   x = 1,952.91