Finding the Fourth Proportional to 11,191.98, 15,443.72 and 6,475.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,191.98 : 15,443.72 = 6,475.38 : x
2. Step 2: Convert to fraction form
   11,191.98/15,443.72 = 6,475.38/x
3. Step 3: Cross multiply
   11,191.98x = 15,443.72 × 6,475.38
4. Step 4: Simplify right side
   11,191.98x = 100,003,846.02
5. Step 5: Solve for x
   x = 100,003,846.02/11,191.98
6. Step 6: Final answer
   x = 8,935.32