Finding the Fourth Proportional to 10,672.38, 14,731.91 and 8,397.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,672.38 : 14,731.91 = 8,397.82 : x
2. Step 2: Convert to fraction form
   10,672.38/14,731.91 = 8,397.82/x
3. Step 3: Cross multiply
   10,672.38x = 14,731.91 × 8,397.82
4. Step 4: Simplify right side
   10,672.38x = 123,715,928.44
5. Step 5: Solve for x
   x = 123,715,928.44/10,672.38
6. Step 6: Final answer
   x = 11,592.16