Finding the Fourth Proportional to 1,945.46, 2,684.27 and 1,105.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.46 : 2,684.27 = 1,105.98 : x
2. Step 2: Convert to fraction form
   1,945.46/2,684.27 = 1,105.98/x
3. Step 3: Cross multiply
   1,945.46x = 2,684.27 × 1,105.98
4. Step 4: Simplify right side
   1,945.46x = 2,968,743.40
5. Step 5: Solve for x
   x = 2,968,743.40/1,945.46
6. Step 6: Final answer
   x = 1,525.99