Finding the Fourth Proportional to 2,758.88, 4,138.56 and 2,384.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758.88 : 4,138.56 = 2,384.93 : x
2. Step 2: Convert to fraction form
   2,758.88/4,138.56 = 2,384.93/x
3. Step 3: Cross multiply
   2,758.88x = 4,138.56 × 2,384.93
4. Step 4: Simplify right side
   2,758.88x = 9,870,186.25
5. Step 5: Solve for x
   x = 9,870,186.25/2,758.88
6. Step 6: Final answer
   x = 3,577.60