Finding the Fourth Proportional to 2,727.59, 4,092.04 and 878.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.59 : 4,092.04 = 878.88 : x
2. Step 2: Convert to fraction form
   2,727.59/4,092.04 = 878.88/x
3. Step 3: Cross multiply
   2,727.59x = 4,092.04 × 878.88
4. Step 4: Simplify right side
   2,727.59x = 3,596,412.12
5. Step 5: Solve for x
   x = 3,596,412.12/2,727.59
6. Step 6: Final answer
   x = 1,318.53