Finding the Fourth Proportional to 3,756.38, 5,184.04 and 2,100.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,756.38 : 5,184.04 = 2,100.38 : x
2. Step 2: Convert to fraction form
   3,756.38/5,184.04 = 2,100.38/x
3. Step 3: Cross multiply
   3,756.38x = 5,184.04 × 2,100.38
4. Step 4: Simplify right side
   3,756.38x = 10,888,422.76
5. Step 5: Solve for x
   x = 10,888,422.76/3,756.38
6. Step 6: Final answer
   x = 2,898.65