Finding the Fourth Proportional to 3,674.63, 5,071.11 and 2,103.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.63 : 5,071.11 = 2,103.23 : x
2. Step 2: Convert to fraction form
   3,674.63/5,071.11 = 2,103.23/x
3. Step 3: Cross multiply
   3,674.63x = 5,071.11 × 2,103.23
4. Step 4: Simplify right side
   3,674.63x = 10,665,715.48
5. Step 5: Solve for x
   x = 10,665,715.48/3,674.63
6. Step 6: Final answer
   x = 2,902.53