Finding the Fourth Proportional to 12,675.42, 19,015.38 and 4,353.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,675.42 : 19,015.38 = 4,353.27 : x
2. Step 2: Convert to fraction form
   12,675.42/19,015.38 = 4,353.27/x
3. Step 3: Cross multiply
   12,675.42x = 19,015.38 × 4,353.27
4. Step 4: Simplify right side
   12,675.42x = 82,779,083.29
5. Step 5: Solve for x
   x = 82,779,083.29/12,675.42
6. Step 6: Final answer
   x = 6,530.68