Finding the Fourth Proportional to 1,980.18, 2,732.58 and 1,096.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.18 : 2,732.58 = 1,096.02 : x
2. Step 2: Convert to fraction form
   1,980.18/2,732.58 = 1,096.02/x
3. Step 3: Cross multiply
   1,980.18x = 2,732.58 × 1,096.02
4. Step 4: Simplify right side
   1,980.18x = 2,994,962.33
5. Step 5: Solve for x
   x = 2,994,962.33/1,980.18
6. Step 6: Final answer
   x = 1,512.47