Finding the Fourth Proportional to 4,768.69, 7,152.43 and 1,258.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,768.69 : 7,152.43 = 1,258.98 : x
2. Step 2: Convert to fraction form
   4,768.69/7,152.43 = 1,258.98/x
3. Step 3: Cross multiply
   4,768.69x = 7,152.43 × 1,258.98
4. Step 4: Simplify right side
   4,768.69x = 9,004,795.52
5. Step 5: Solve for x
   x = 9,004,795.52/4,768.69
6. Step 6: Final answer
   x = 1,888.32