Finding the Fourth Proportional to 9,644.64, 13,304.82 and 7,516.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,644.64 : 13,304.82 = 7,516.36 : x
2. Step 2: Convert to fraction form
   9,644.64/13,304.82 = 7,516.36/x
3. Step 3: Cross multiply
   9,644.64x = 13,304.82 × 7,516.36
4. Step 4: Simplify right side
   9,644.64x = 100,003,816.86
5. Step 5: Solve for x
   x = 100,003,816.86/9,644.64
6. Step 6: Final answer
   x = 10,368.85