Finding the Fourth Proportional to 6,390.42, 8,818.59 and 3,595.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,390.42 : 8,818.59 = 3,595.86 : x
2. Step 2: Convert to fraction form
   6,390.42/8,818.59 = 3,595.86/x
3. Step 3: Cross multiply
   6,390.42x = 8,818.59 × 3,595.86
4. Step 4: Simplify right side
   6,390.42x = 31,710,415.04
5. Step 5: Solve for x
   x = 31,710,415.04/6,390.42
6. Step 6: Final answer
   x = 4,962.18