Finding the Fourth Proportional to 1,179.81, 1,625.61 and 969.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,179.81 : 1,625.61 = 969.27 : x
2. Step 2: Convert to fraction form
   1,179.81/1,625.61 = 969.27/x
3. Step 3: Cross multiply
   1,179.81x = 1,625.61 × 969.27
4. Step 4: Simplify right side
   1,179.81x = 1,575,655.00
5. Step 5: Solve for x
   x = 1,575,655.00/1,179.81
6. Step 6: Final answer
   x = 1,335.52