Finding the Fourth Proportional to 2,888.06, 4,332.69 and 1,328.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,888.06 : 4,332.69 = 1,328.00 : x
2. Step 2: Convert to fraction form
   2,888.06/4,332.69 = 1,328.00/x
3. Step 3: Cross multiply
   2,888.06x = 4,332.69 × 1,328.00
4. Step 4: Simplify right side
   2,888.06x = 5,753,790.66
5. Step 5: Solve for x
   x = 5,753,790.66/2,888.06
6. Step 6: Final answer
   x = 1,992.27