Finding the Fourth Proportional to 1,775.67, 2,658.03 and 1,158.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,775.67 : 2,658.03 = 1,158.05 : x
2. Step 2: Convert to fraction form
   1,775.67/2,658.03 = 1,158.05/x
3. Step 3: Cross multiply
   1,775.67x = 2,658.03 × 1,158.05
4. Step 4: Simplify right side
   1,775.67x = 3,078,131.64
5. Step 5: Solve for x
   x = 3,078,131.64/1,775.67
6. Step 6: Final answer
   x = 1,733.50