Finding the Fourth Proportional to 2,014.98, 2,780.55 and 1,130.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.98 : 2,780.55 = 1,130.84 : x
2. Step 2: Convert to fraction form
   2,014.98/2,780.55 = 1,130.84/x
3. Step 3: Cross multiply
   2,014.98x = 2,780.55 × 1,130.84
4. Step 4: Simplify right side
   2,014.98x = 3,144,353.69
5. Step 5: Solve for x
   x = 3,144,353.69/2,014.98
6. Step 6: Final answer
   x = 1,560.49