Finding the Fourth Proportional to 12,711, 19,062.65 and 3,823.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,711 : 19,062.65 = 3,823.98 : x
2. Step 2: Convert to fraction form
   12,711/19,062.65 = 3,823.98/x
3. Step 3: Cross multiply
   12,711x = 19,062.65 × 3,823.98
4. Step 4: Simplify right side
   12,711x = 72,895,097.03
5. Step 5: Solve for x
   x = 72,895,097.03/12,711
6. Step 6: Final answer
   x = 5,734.80