Finding the Fourth Proportional to 8,191.94, 12,277.61 and 3,506.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,191.94 : 12,277.61 = 3,506.43 : x
2. Step 2: Convert to fraction form
   8,191.94/12,277.61 = 3,506.43/x
3. Step 3: Cross multiply
   8,191.94x = 12,277.61 × 3,506.43
4. Step 4: Simplify right side
   8,191.94x = 43,050,562.50
5. Step 5: Solve for x
   x = 43,050,562.50/8,191.94
6. Step 6: Final answer
   x = 5,255.24