Finding the Fourth Proportional to 1,782.57, 2,675.61 and 1,133.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782.57 : 2,675.61 = 1,133.76 : x
2. Step 2: Convert to fraction form
   1,782.57/2,675.61 = 1,133.76/x
3. Step 3: Cross multiply
   1,782.57x = 2,675.61 × 1,133.76
4. Step 4: Simplify right side
   1,782.57x = 3,033,499.59
5. Step 5: Solve for x
   x = 3,033,499.59/1,782.57
6. Step 6: Final answer
   x = 1,701.76