Finding the Fourth Proportional to 9,469.12, 13,065.86 and 5,691.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,469.12 : 13,065.86 = 5,691.38 : x
2. Step 2: Convert to fraction form
   9,469.12/13,065.86 = 5,691.38/x
3. Step 3: Cross multiply
   9,469.12x = 13,065.86 × 5,691.38
4. Step 4: Simplify right side
   9,469.12x = 74,362,764.67
5. Step 5: Solve for x
   x = 74,362,764.67/9,469.12
6. Step 6: Final answer
   x = 7,853.19