Finding the Fourth Proportional to 1,980.83, 2,733.57 and 1,096.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980.83 : 2,733.57 = 1,096.72 : x
2. Step 2: Convert to fraction form
   1,980.83/2,733.57 = 1,096.72/x
3. Step 3: Cross multiply
   1,980.83x = 2,733.57 × 1,096.72
4. Step 4: Simplify right side
   1,980.83x = 2,997,941.74
5. Step 5: Solve for x
   x = 2,997,941.74/1,980.83
6. Step 6: Final answer
   x = 1,513.48