Finding the Fourth Proportional to 4,300.07, 6,449.30 and 1,488.89

Step by Step Solution

1. Step 1: Write the proportion equation
   4,300.07 : 6,449.30 = 1,488.89 : x
2. Step 2: Convert to fraction form
   4,300.07/6,449.30 = 1,488.89/x
3. Step 3: Cross multiply
   4,300.07x = 6,449.30 × 1,488.89
4. Step 4: Simplify right side
   4,300.07x = 9,602,258.59
5. Step 5: Solve for x
   x = 9,602,258.59/4,300.07
6. Step 6: Final answer
   x = 2,233.05