Finding the Fourth Proportional to 3,994.30, 5,511.91 and 2,292.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.30 : 5,511.91 = 2,292.72 : x
2. Step 2: Convert to fraction form
   3,994.30/5,511.91 = 2,292.72/x
3. Step 3: Cross multiply
   3,994.30x = 5,511.91 × 2,292.72
4. Step 4: Simplify right side
   3,994.30x = 12,637,266.30
5. Step 5: Solve for x
   x = 12,637,266.30/3,994.30
6. Step 6: Final answer
   x = 3,163.83