Finding the Fourth Proportional to 3,893.31, 5,843.61 and 1,814.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,893.31 : 5,843.61 = 1,814.74 : x
2. Step 2: Convert to fraction form
   3,893.31/5,843.61 = 1,814.74/x
3. Step 3: Cross multiply
   3,893.31x = 5,843.61 × 1,814.74
4. Step 4: Simplify right side
   3,893.31x = 10,604,632.81
5. Step 5: Solve for x
   x = 10,604,632.81/3,893.31
6. Step 6: Final answer
   x = 2,723.81