Finding the Fourth Proportional to 3,849.30, 5,774.56 and 1,251.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,849.30 : 5,774.56 = 1,251.63 : x
2. Step 2: Convert to fraction form
   3,849.30/5,774.56 = 1,251.63/x
3. Step 3: Cross multiply
   3,849.30x = 5,774.56 × 1,251.63
4. Step 4: Simplify right side
   3,849.30x = 7,227,606.27
5. Step 5: Solve for x
   x = 7,227,606.27/3,849.30
6. Step 6: Final answer
   x = 1,877.64