Finding the Fourth Proportional to 1,932.88, 2,665.60 and 1,303.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,932.88 : 2,665.60 = 1,303.92 : x
2. Step 2: Convert to fraction form
   1,932.88/2,665.60 = 1,303.92/x
3. Step 3: Cross multiply
   1,932.88x = 2,665.60 × 1,303.92
4. Step 4: Simplify right side
   1,932.88x = 3,475,729.15
5. Step 5: Solve for x
   x = 3,475,729.15/1,932.88
6. Step 6: Final answer
   x = 1,798.21