Finding the Fourth Proportional to 1,506.98, 2,079.50 and 843.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506.98 : 2,079.50 = 843.69 : x
2. Step 2: Convert to fraction form
   1,506.98/2,079.50 = 843.69/x
3. Step 3: Cross multiply
   1,506.98x = 2,079.50 × 843.69
4. Step 4: Simplify right side
   1,506.98x = 1,754,453.46
5. Step 5: Solve for x
   x = 1,754,453.46/1,506.98
6. Step 6: Final answer
   x = 1,164.22