Finding the Fourth Proportional to 5,885.34, 8,124.31 and 3,896.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,885.34 : 8,124.31 = 3,896.86 : x
2. Step 2: Convert to fraction form
   5,885.34/8,124.31 = 3,896.86/x
3. Step 3: Cross multiply
   5,885.34x = 8,124.31 × 3,896.86
4. Step 4: Simplify right side
   5,885.34x = 31,659,298.67
5. Step 5: Solve for x
   x = 31,659,298.67/5,885.34
6. Step 6: Final answer
   x = 5,379.35