Finding the Fourth Proportional to 6,403.59, 8,837.78 and 3,753.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,403.59 : 8,837.78 = 3,753.27 : x
2. Step 2: Convert to fraction form
   6,403.59/8,837.78 = 3,753.27/x
3. Step 3: Cross multiply
   6,403.59x = 8,837.78 × 3,753.27
4. Step 4: Simplify right side
   6,403.59x = 33,170,555.77
5. Step 5: Solve for x
   x = 33,170,555.77/6,403.59
6. Step 6: Final answer
   x = 5,179.99