Finding the Fourth Proportional to 12,969.82, 19,454.46 and 4,204.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,969.82 : 19,454.46 = 4,204.72 : x
2. Step 2: Convert to fraction form
   12,969.82/19,454.46 = 4,204.72/x
3. Step 3: Cross multiply
   12,969.82x = 19,454.46 × 4,204.72
4. Step 4: Simplify right side
   12,969.82x = 81,800,557.05
5. Step 5: Solve for x
   x = 81,800,557.05/12,969.82
6. Step 6: Final answer
   x = 6,306.99