Finding the Fourth Proportional to 2,014.58, 2,780.10 and 1,130.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,014.58 : 2,780.10 = 1,130.32 : x
2. Step 2: Convert to fraction form
   2,014.58/2,780.10 = 1,130.32/x
3. Step 3: Cross multiply
   2,014.58x = 2,780.10 × 1,130.32
4. Step 4: Simplify right side
   2,014.58x = 3,142,402.63
5. Step 5: Solve for x
   x = 3,142,402.63/2,014.58
6. Step 6: Final answer
   x = 1,559.83