Finding the Fourth Proportional to 13,896.38, 19,176.82 and 7,608.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,896.38 : 19,176.82 = 7,608.76 : x
2. Step 2: Convert to fraction form
   13,896.38/19,176.82 = 7,608.76/x
3. Step 3: Cross multiply
   13,896.38x = 19,176.82 × 7,608.76
4. Step 4: Simplify right side
   13,896.38x = 145,911,753.98
5. Step 5: Solve for x
   x = 145,911,753.98/13,896.38
6. Step 6: Final answer
   x = 10,499.98