Finding the Fourth Proportional to 1,953.50, 2,692.62 and 1,205.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,953.50 : 2,692.62 = 1,205.82 : x
2. Step 2: Convert to fraction form
   1,953.50/2,692.62 = 1,205.82/x
3. Step 3: Cross multiply
   1,953.50x = 2,692.62 × 1,205.82
4. Step 4: Simplify right side
   1,953.50x = 3,246,815.05
5. Step 5: Solve for x
   x = 3,246,815.05/1,953.50
6. Step 6: Final answer
   x = 1,662.05