Finding the Fourth Proportional to 2,384.79, 3,290.04 and 1,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384.79 : 3,290.04 = 1,488 : x
2. Step 2: Convert to fraction form
   2,384.79/3,290.04 = 1,488/x
3. Step 3: Cross multiply
   2,384.79x = 3,290.04 × 1,488
4. Step 4: Simplify right side
   2,384.79x = 4,895,579.52
5. Step 5: Solve for x
   x = 4,895,579.52/2,384.79
6. Step 6: Final answer
   x = 2,052.83