Finding the Fourth Proportional to 13,817.52, 19,067.67 and 7,529.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,817.52 : 19,067.67 = 7,529.76 : x
2. Step 2: Convert to fraction form
   13,817.52/19,067.67 = 7,529.76/x
3. Step 3: Cross multiply
   13,817.52x = 19,067.67 × 7,529.76
4. Step 4: Simplify right side
   13,817.52x = 143,574,978.86
5. Step 5: Solve for x
   x = 143,574,978.86/13,817.52
6. Step 6: Final answer
   x = 10,390.79