Finding the Fourth Proportional to 6,888.20, 9,505.91 and 3,744.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,888.20 : 9,505.91 = 3,744.59 : x
2. Step 2: Convert to fraction form
   6,888.20/9,505.91 = 3,744.59/x
3. Step 3: Cross multiply
   6,888.20x = 9,505.91 × 3,744.59
4. Step 4: Simplify right side
   6,888.20x = 35,595,669.27
5. Step 5: Solve for x
   x = 35,595,669.27/6,888.20
6. Step 6: Final answer
   x = 5,167.63