Finding the Fourth Proportional to 10,136.27, 13,987.79 and 5,598.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,136.27 : 13,987.79 = 5,598.69 : x
2. Step 2: Convert to fraction form
   10,136.27/13,987.79 = 5,598.69/x
3. Step 3: Cross multiply
   10,136.27x = 13,987.79 × 5,598.69
4. Step 4: Simplify right side
   10,136.27x = 78,313,240.54
5. Step 5: Solve for x
   x = 78,313,240.54/10,136.27
6. Step 6: Final answer
   x = 7,726.04