Finding the Fourth Proportional to 1,633.37, 2,253.83 and 969.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,633.37 : 2,253.83 = 969.98 : x
2. Step 2: Convert to fraction form
   1,633.37/2,253.83 = 969.98/x
3. Step 3: Cross multiply
   1,633.37x = 2,253.83 × 969.98
4. Step 4: Simplify right side
   1,633.37x = 2,186,153.90
5. Step 5: Solve for x
   x = 2,186,153.90/1,633.37
6. Step 6: Final answer
   x = 1,338.44