Finding the Fourth Proportional to 3,651.86, 5,039.56 and 1,973.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651.86 : 5,039.56 = 1,973.27 : x
2. Step 2: Convert to fraction form
   3,651.86/5,039.56 = 1,973.27/x
3. Step 3: Cross multiply
   3,651.86x = 5,039.56 × 1,973.27
4. Step 4: Simplify right side
   3,651.86x = 9,944,389.83
5. Step 5: Solve for x
   x = 9,944,389.83/3,651.86
6. Step 6: Final answer
   x = 2,723.11