Finding the Fourth Proportional to 1,984.53, 2,973.87 and 1,105.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.53 : 2,973.87 = 1,105.82 : x
2. Step 2: Convert to fraction form
   1,984.53/2,973.87 = 1,105.82/x
3. Step 3: Cross multiply
   1,984.53x = 2,973.87 × 1,105.82
4. Step 4: Simplify right side
   1,984.53x = 3,288,564.92
5. Step 5: Solve for x
   x = 3,288,564.92/1,984.53
6. Step 6: Final answer
   x = 1,657.10