Finding the Fourth Proportional to 3,815.47, 5,267.73 and 2,492.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815.47 : 5,267.73 = 2,492.89 : x
2. Step 2: Convert to fraction form
   3,815.47/5,267.73 = 2,492.89/x
3. Step 3: Cross multiply
   3,815.47x = 5,267.73 × 2,492.89
4. Step 4: Simplify right side
   3,815.47x = 13,131,871.44
5. Step 5: Solve for x
   x = 13,131,871.44/3,815.47
6. Step 6: Final answer
   x = 3,441.74