Finding the Fourth Proportional to 2,012.04, 2,777.37 and 1,801.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.04 : 2,777.37 = 1,801.86 : x
2. Step 2: Convert to fraction form
   2,012.04/2,777.37 = 1,801.86/x
3. Step 3: Cross multiply
   2,012.04x = 2,777.37 × 1,801.86
4. Step 4: Simplify right side
   2,012.04x = 5,004,431.91
5. Step 5: Solve for x
   x = 5,004,431.91/2,012.04
6. Step 6: Final answer
   x = 2,487.24