Finding the Fourth Proportional to 9,996.69, 13,795.22 and 5,520.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,996.69 : 13,795.22 = 5,520.18 : x
2. Step 2: Convert to fraction form
   9,996.69/13,795.22 = 5,520.18/x
3. Step 3: Cross multiply
   9,996.69x = 13,795.22 × 5,520.18
4. Step 4: Simplify right side
   9,996.69x = 76,152,042.36
5. Step 5: Solve for x
   x = 76,152,042.36/9,996.69
6. Step 6: Final answer
   x = 7,617.73