Finding the Fourth Proportional to 2,014.95, 2,780.73 and 1,131.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.95 : 2,780.73 = 1,131.03 : x
2. Step 2: Convert to fraction form
   2,014.95/2,780.73 = 1,131.03/x
3. Step 3: Cross multiply
   2,014.95x = 2,780.73 × 1,131.03
4. Step 4: Simplify right side
   2,014.95x = 3,145,089.05
5. Step 5: Solve for x
   x = 3,145,089.05/2,014.95
6. Step 6: Final answer
   x = 1,560.88