Finding the Fourth Proportional to 6,357.72, 8,773.41 and 3,525.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,357.72 : 8,773.41 = 3,525.21 : x
2. Step 2: Convert to fraction form
   6,357.72/8,773.41 = 3,525.21/x
3. Step 3: Cross multiply
   6,357.72x = 8,773.41 × 3,525.21
4. Step 4: Simplify right side
   6,357.72x = 30,928,112.67
5. Step 5: Solve for x
   x = 30,928,112.67/6,357.72
6. Step 6: Final answer
   x = 4,864.65