Finding the Fourth Proportional to 13,114.50, 19,672.02 and 3,880.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,114.50 : 19,672.02 = 3,880.50 : x
2. Step 2: Convert to fraction form
   13,114.50/19,672.02 = 3,880.50/x
3. Step 3: Cross multiply
   13,114.50x = 19,672.02 × 3,880.50
4. Step 4: Simplify right side
   13,114.50x = 76,337,273.61
5. Step 5: Solve for x
   x = 76,337,273.61/13,114.50
6. Step 6: Final answer
   x = 5,820.83