Finding the Fourth Proportional to 2,592.79, 3,889.87 and 1,359.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.79 : 3,889.87 = 1,359.86 : x
2. Step 2: Convert to fraction form
   2,592.79/3,889.87 = 1,359.86/x
3. Step 3: Cross multiply
   2,592.79x = 3,889.87 × 1,359.86
4. Step 4: Simplify right side
   2,592.79x = 5,289,655.77
5. Step 5: Solve for x
   x = 5,289,655.77/2,592.79
6. Step 6: Final answer
   x = 2,040.14