Finding the Fourth Proportional to 5,928.72, 8,890.98 and 2,598.58

Step by Step Solution

1. Step 1: Write the proportion equation
   5,928.72 : 8,890.98 = 2,598.58 : x
2. Step 2: Convert to fraction form
   5,928.72/8,890.98 = 2,598.58/x
3. Step 3: Cross multiply
   5,928.72x = 8,890.98 × 2,598.58
4. Step 4: Simplify right side
   5,928.72x = 23,103,909.82
5. Step 5: Solve for x
   x = 23,103,909.82/5,928.72
6. Step 6: Final answer
   x = 3,896.95