Finding the Fourth Proportional to 2,527.77, 3,488.43 and 1,393.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.77 : 3,488.43 = 1,393.49 : x
2. Step 2: Convert to fraction form
   2,527.77/3,488.43 = 1,393.49/x
3. Step 3: Cross multiply
   2,527.77x = 3,488.43 × 1,393.49
4. Step 4: Simplify right side
   2,527.77x = 4,861,092.32
5. Step 5: Solve for x
   x = 4,861,092.32/2,527.77
6. Step 6: Final answer
   x = 1,923.08