Finding the Fourth Proportional to 3,696.07, 5,100.69 and 2,102.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,696.07 : 5,100.69 = 2,102.42 : x
2. Step 2: Convert to fraction form
   3,696.07/5,100.69 = 2,102.42/x
3. Step 3: Cross multiply
   3,696.07x = 5,100.69 × 2,102.42
4. Step 4: Simplify right side
   3,696.07x = 10,723,811.04
5. Step 5: Solve for x
   x = 10,723,811.04/3,696.07
6. Step 6: Final answer
   x = 2,901.41