Finding the Fourth Proportional to 10,141.94, 15,213.87 and 3,984.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,141.94 : 15,213.87 = 3,984.50 : x
2. Step 2: Convert to fraction form
   10,141.94/15,213.87 = 3,984.50/x
3. Step 3: Cross multiply
   10,141.94x = 15,213.87 × 3,984.50
4. Step 4: Simplify right side
   10,141.94x = 60,619,665.02
5. Step 5: Solve for x
   x = 60,619,665.02/10,141.94
6. Step 6: Final answer
   x = 5,977.13