Finding the Fourth Proportional to 12,584.35, 18,875.71 and 3,819.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,584.35 : 18,875.71 = 3,819.34 : x
2. Step 2: Convert to fraction form
   12,584.35/18,875.71 = 3,819.34/x
3. Step 3: Cross multiply
   12,584.35x = 18,875.71 × 3,819.34
4. Step 4: Simplify right side
   12,584.35x = 72,092,754.23
5. Step 5: Solve for x
   x = 72,092,754.23/12,584.35
6. Step 6: Final answer
   x = 5,728.76