Finding the Fourth Proportional to 6,141.51, 8,472.33 and 3,779.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,141.51 : 8,472.33 = 3,779.55 : x
2. Step 2: Convert to fraction form
   6,141.51/8,472.33 = 3,779.55/x
3. Step 3: Cross multiply
   6,141.51x = 8,472.33 × 3,779.55
4. Step 4: Simplify right side
   6,141.51x = 32,021,594.85
5. Step 5: Solve for x
   x = 32,021,594.85/6,141.51
6. Step 6: Final answer
   x = 5,213.96