Finding the Fourth Proportional to 1,588.83, 2,192.20 and 880.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588.83 : 2,192.20 = 880.58 : x
2. Step 2: Convert to fraction form
   1,588.83/2,192.20 = 880.58/x
3. Step 3: Cross multiply
   1,588.83x = 2,192.20 × 880.58
4. Step 4: Simplify right side
   1,588.83x = 1,930,410.76
5. Step 5: Solve for x
   x = 1,930,410.76/1,588.83
6. Step 6: Final answer
   x = 1,214.99