Finding the Fourth Proportional to 5,900.58, 8,141.72 and 3,511.35

Step by Step Solution

1. Step 1: Write the proportion equation
   5,900.58 : 8,141.72 = 3,511.35 : x
2. Step 2: Convert to fraction form
   5,900.58/8,141.72 = 3,511.35/x
3. Step 3: Cross multiply
   5,900.58x = 8,141.72 × 3,511.35
4. Step 4: Simplify right side
   5,900.58x = 28,588,410.97
5. Step 5: Solve for x
   x = 28,588,410.97/5,900.58
6. Step 6: Final answer
   x = 4,845.02