Finding the Fourth Proportional to 9,996.30, 13,796.55 and 7,614.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,996.30 : 13,796.55 = 7,614.09 : x
2. Step 2: Convert to fraction form
   9,996.30/13,796.55 = 7,614.09/x
3. Step 3: Cross multiply
   9,996.30x = 13,796.55 × 7,614.09
4. Step 4: Simplify right side
   9,996.30x = 105,048,173.39
5. Step 5: Solve for x
   x = 105,048,173.39/9,996.30
6. Step 6: Final answer
   x = 10,508.71