Finding the Fourth Proportional to 6,381.59, 8,806.32 and 3,548.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,381.59 : 8,806.32 = 3,548.81 : x
2. Step 2: Convert to fraction form
   6,381.59/8,806.32 = 3,548.81/x
3. Step 3: Cross multiply
   6,381.59x = 8,806.32 × 3,548.81
4. Step 4: Simplify right side
   6,381.59x = 31,251,978.50
5. Step 5: Solve for x
   x = 31,251,978.50/6,381.59
6. Step 6: Final answer
   x = 4,897.21