Finding the Fourth Proportional to 13,315.79, 19,984.01 and 5,003.37

Step by Step Solution

1. Step 1: Write the proportion equation
   13,315.79 : 19,984.01 = 5,003.37 : x
2. Step 2: Convert to fraction form
   13,315.79/19,984.01 = 5,003.37/x
3. Step 3: Cross multiply
   13,315.79x = 19,984.01 × 5,003.37
4. Step 4: Simplify right side
   13,315.79x = 99,987,371.10
5. Step 5: Solve for x
   x = 99,987,371.10/13,315.79
6. Step 6: Final answer
   x = 7,508.94