Finding the Fourth Proportional to 6,404.86, 8,835.15 and 3,751.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,404.86 : 8,835.15 = 3,751.75 : x
2. Step 2: Convert to fraction form
   6,404.86/8,835.15 = 3,751.75/x
3. Step 3: Cross multiply
   6,404.86x = 8,835.15 × 3,751.75
4. Step 4: Simplify right side
   6,404.86x = 33,147,274.01
5. Step 5: Solve for x
   x = 33,147,274.01/6,404.86
6. Step 6: Final answer
   x = 5,175.33