Finding the Fourth Proportional to 3,674.22, 5,071.30 and 2,103.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.22 : 5,071.30 = 2,103.22 : x
2. Step 2: Convert to fraction form
   3,674.22/5,071.30 = 2,103.22/x
3. Step 3: Cross multiply
   3,674.22x = 5,071.30 × 2,103.22
4. Step 4: Simplify right side
   3,674.22x = 10,666,059.59
5. Step 5: Solve for x
   x = 10,666,059.59/3,674.22
6. Step 6: Final answer
   x = 2,902.95