Finding the Fourth Proportional to 1,592.69, 2,388.02 and 862.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.69 : 2,388.02 = 862.07 : x
2. Step 2: Convert to fraction form
   1,592.69/2,388.02 = 862.07/x
3. Step 3: Cross multiply
   1,592.69x = 2,388.02 × 862.07
4. Step 4: Simplify right side
   1,592.69x = 2,058,624.15
5. Step 5: Solve for x
   x = 2,058,624.15/1,592.69
6. Step 6: Final answer
   x = 1,292.55