Finding the Fourth Proportional to 3,429.83, 5,151.64 and 2,045.87

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.83 : 5,151.64 = 2,045.87 : x
2. Step 2: Convert to fraction form
   3,429.83/5,151.64 = 2,045.87/x
3. Step 3: Cross multiply
   3,429.83x = 5,151.64 × 2,045.87
4. Step 4: Simplify right side
   3,429.83x = 10,539,582.38
5. Step 5: Solve for x
   x = 10,539,582.38/3,429.83
6. Step 6: Final answer
   x = 3,072.92