Finding the Fourth Proportional to 2,771.47, 4,145.05 and 2,411.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,771.47 : 4,145.05 = 2,411.83 : x
2. Step 2: Convert to fraction form
   2,771.47/4,145.05 = 2,411.83/x
3. Step 3: Cross multiply
   2,771.47x = 4,145.05 × 2,411.83
4. Step 4: Simplify right side
   2,771.47x = 9,997,155.94
5. Step 5: Solve for x
   x = 9,997,155.94/2,771.47
6. Step 6: Final answer
   x = 3,607.17