Finding the Fourth Proportional to 2,622.51, 3,618.68 and 1,488.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.51 : 3,618.68 = 1,488.24 : x
2. Step 2: Convert to fraction form
   2,622.51/3,618.68 = 1,488.24/x
3. Step 3: Cross multiply
   2,622.51x = 3,618.68 × 1,488.24
4. Step 4: Simplify right side
   2,622.51x = 5,385,456.88
5. Step 5: Solve for x
   x = 5,385,456.88/2,622.51
6. Step 6: Final answer
   x = 2,053.55