Finding the Fourth Proportional to 2,642.30, 3,645.23 and 1,593.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.30 : 3,645.23 = 1,593.76 : x
2. Step 2: Convert to fraction form
   2,642.30/3,645.23 = 1,593.76/x
3. Step 3: Cross multiply
   2,642.30x = 3,645.23 × 1,593.76
4. Step 4: Simplify right side
   2,642.30x = 5,809,621.76
5. Step 5: Solve for x
   x = 5,809,621.76/2,642.30
6. Step 6: Final answer
   x = 2,198.70