Finding the Fourth Proportional to 1,796.50, 2,479.26 and 1,558.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.50 : 2,479.26 = 1,558.63 : x
2. Step 2: Convert to fraction form
   1,796.50/2,479.26 = 1,558.63/x
3. Step 3: Cross multiply
   1,796.50x = 2,479.26 × 1,558.63
4. Step 4: Simplify right side
   1,796.50x = 3,864,249.01
5. Step 5: Solve for x
   x = 3,864,249.01/1,796.50
6. Step 6: Final answer
   x = 2,150.99