Finding the Fourth Proportional to 2,868.10, 3,956.81 and 1,873.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868.10 : 3,956.81 = 1,873.01 : x
2. Step 2: Convert to fraction form
   2,868.10/3,956.81 = 1,873.01/x
3. Step 3: Cross multiply
   2,868.10x = 3,956.81 × 1,873.01
4. Step 4: Simplify right side
   2,868.10x = 7,411,145.23
5. Step 5: Solve for x
   x = 7,411,145.23/2,868.10
6. Step 6: Final answer
   x = 2,583.99