Finding the Fourth Proportional to 13,114.37, 19,675.20 and 5,719.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,114.37 : 19,675.20 = 5,719.48 : x
2. Step 2: Convert to fraction form
   13,114.37/19,675.20 = 5,719.48/x
3. Step 3: Cross multiply
   13,114.37x = 19,675.20 × 5,719.48
4. Step 4: Simplify right side
   13,114.37x = 112,531,814.52
5. Step 5: Solve for x
   x = 112,531,814.52/13,114.37
6. Step 6: Final answer
   x = 8,580.81