Finding the Fourth Proportional to 2,053.99, 2,828.75 and 1,788.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.99 : 2,828.75 = 1,788.30 : x
2. Step 2: Convert to fraction form
   2,053.99/2,828.75 = 1,788.30/x
3. Step 3: Cross multiply
   2,053.99x = 2,828.75 × 1,788.30
4. Step 4: Simplify right side
   2,053.99x = 5,058,648.72
5. Step 5: Solve for x
   x = 5,058,648.72/2,053.99
6. Step 6: Final answer
   x = 2,462.84