Finding the Fourth Proportional to 1,592.20, 2,196.76 and 962.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.20 : 2,196.76 = 962.96 : x
2. Step 2: Convert to fraction form
   1,592.20/2,196.76 = 962.96/x
3. Step 3: Cross multiply
   1,592.20x = 2,196.76 × 962.96
4. Step 4: Simplify right side
   1,592.20x = 2,115,392.01
5. Step 5: Solve for x
   x = 2,115,392.01/1,592.20
6. Step 6: Final answer
   x = 1,328.60