Finding the Fourth Proportional to 1,779.83, 2,668.72 and 738.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779.83 : 2,668.72 = 738.96 : x
2. Step 2: Convert to fraction form
   1,779.83/2,668.72 = 738.96/x
3. Step 3: Cross multiply
   1,779.83x = 2,668.72 × 738.96
4. Step 4: Simplify right side
   1,779.83x = 1,972,077.33
5. Step 5: Solve for x
   x = 1,972,077.33/1,779.83
6. Step 6: Final answer
   x = 1,108.01