Finding the Fourth Proportional to 1,612.02, 2,224.59 and 982.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,612.02 : 2,224.59 = 982.55 : x
2. Step 2: Convert to fraction form
   1,612.02/2,224.59 = 982.55/x
3. Step 3: Cross multiply
   1,612.02x = 2,224.59 × 982.55
4. Step 4: Simplify right side
   1,612.02x = 2,185,770.90
5. Step 5: Solve for x
   x = 2,185,770.90/1,612.02
6. Step 6: Final answer
   x = 1,355.92