Finding the Fourth Proportional to 1,588.52, 2,192.33 and 880.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588.52 : 2,192.33 = 880.42 : x
2. Step 2: Convert to fraction form
   1,588.52/2,192.33 = 880.42/x
3. Step 3: Cross multiply
   1,588.52x = 2,192.33 × 880.42
4. Step 4: Simplify right side
   1,588.52x = 1,930,171.18
5. Step 5: Solve for x
   x = 1,930,171.18/1,588.52
6. Step 6: Final answer
   x = 1,215.08