Finding the Fourth Proportional to 6,141.52, 8,472.90 and 3,779.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,141.52 : 8,472.90 = 3,779.56 : x
2. Step 2: Convert to fraction form
   6,141.52/8,472.90 = 3,779.56/x
3. Step 3: Cross multiply
   6,141.52x = 8,472.90 × 3,779.56
4. Step 4: Simplify right side
   6,141.52x = 32,023,846.80
5. Step 5: Solve for x
   x = 32,023,846.80/6,141.52
6. Step 6: Final answer
   x = 5,214.32