Finding the Fourth Proportional to 6,763.74, 9,333.50 and 3,779.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,763.74 : 9,333.50 = 3,779.42 : x
2. Step 2: Convert to fraction form
   6,763.74/9,333.50 = 3,779.42/x
3. Step 3: Cross multiply
   6,763.74x = 9,333.50 × 3,779.42
4. Step 4: Simplify right side
   6,763.74x = 35,275,216.57
5. Step 5: Solve for x
   x = 35,275,216.57/6,763.74
6. Step 6: Final answer
   x = 5,215.34