Finding the Fourth Proportional to 1,773.92, 2,658.38 and 1,308.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.92 : 2,658.38 = 1,308.03 : x
2. Step 2: Convert to fraction form
   1,773.92/2,658.38 = 1,308.03/x
3. Step 3: Cross multiply
   1,773.92x = 2,658.38 × 1,308.03
4. Step 4: Simplify right side
   1,773.92x = 3,477,234.25
5. Step 5: Solve for x
   x = 3,477,234.25/1,773.92
6. Step 6: Final answer
   x = 1,960.20