Finding the Fourth Proportional to 6,932.72, 9,567.25 and 3,788.91

Step by Step Solution

1. Step 1: Write the proportion equation
   6,932.72 : 9,567.25 = 3,788.91 : x
2. Step 2: Convert to fraction form
   6,932.72/9,567.25 = 3,788.91/x
3. Step 3: Cross multiply
   6,932.72x = 9,567.25 × 3,788.91
4. Step 4: Simplify right side
   6,932.72x = 36,249,439.73
5. Step 5: Solve for x
   x = 36,249,439.73/6,932.72
6. Step 6: Final answer
   x = 5,228.75