Finding the Fourth Proportional to 6,191.91, 8,545.42 and 3,538.81

Step by Step Solution

1. Step 1: Write the proportion equation
   6,191.91 : 8,545.42 = 3,538.81 : x
2. Step 2: Convert to fraction form
   6,191.91/8,545.42 = 3,538.81/x
3. Step 3: Cross multiply
   6,191.91x = 8,545.42 × 3,538.81
4. Step 4: Simplify right side
   6,191.91x = 30,240,575.02
5. Step 5: Solve for x
   x = 30,240,575.02/6,191.91
6. Step 6: Final answer
   x = 4,883.88