Finding the Fourth Proportional to 10,012.69, 13,816.97 and 5,536.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,012.69 : 13,816.97 = 5,536.18 : x
2. Step 2: Convert to fraction form
   10,012.69/13,816.97 = 5,536.18/x
3. Step 3: Cross multiply
   10,012.69x = 13,816.97 × 5,536.18
4. Step 4: Simplify right side
   10,012.69x = 76,493,191.51
5. Step 5: Solve for x
   x = 76,493,191.51/10,012.69
6. Step 6: Final answer
   x = 7,639.63