Finding the Fourth Proportional to 2,037.86, 2,805.69 and 1,812.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,037.86 : 2,805.69 = 1,812.74 : x
2. Step 2: Convert to fraction form
   2,037.86/2,805.69 = 1,812.74/x
3. Step 3: Cross multiply
   2,037.86x = 2,805.69 × 1,812.74
4. Step 4: Simplify right side
   2,037.86x = 5,085,986.49
5. Step 5: Solve for x
   x = 5,085,986.49/2,037.86
6. Step 6: Final answer
   x = 2,495.75