Finding the Fourth Proportional to 6,385.41, 8,810.52 and 4,026.20

Step by Step Solution

1. Step 1: Write the proportion equation
   6,385.41 : 8,810.52 = 4,026.20 : x
2. Step 2: Convert to fraction form
   6,385.41/8,810.52 = 4,026.20/x
3. Step 3: Cross multiply
   6,385.41x = 8,810.52 × 4,026.20
4. Step 4: Simplify right side
   6,385.41x = 35,472,871.57
5. Step 5: Solve for x
   x = 35,472,871.57/6,385.41
6. Step 6: Final answer
   x = 5,555.30