Finding the Fourth Proportional to 9,996.51, 13,794.98 and 5,520.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,996.51 : 13,794.98 = 5,520.14 : x
2. Step 2: Convert to fraction form
   9,996.51/13,794.98 = 5,520.14/x
3. Step 3: Cross multiply
   9,996.51x = 13,794.98 × 5,520.14
4. Step 4: Simplify right side
   9,996.51x = 76,150,124.32
5. Step 5: Solve for x
   x = 76,150,124.32/9,996.51
6. Step 6: Final answer
   x = 7,617.67