Finding the Fourth Proportional to 3,906.02, 5,861.62 and 1,826.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,906.02 : 5,861.62 = 1,826.19 : x
2. Step 2: Convert to fraction form
   3,906.02/5,861.62 = 1,826.19/x
3. Step 3: Cross multiply
   3,906.02x = 5,861.62 × 1,826.19
4. Step 4: Simplify right side
   3,906.02x = 10,704,431.83
5. Step 5: Solve for x
   x = 10,704,431.83/3,906.02
6. Step 6: Final answer
   x = 2,740.50