Finding the Fourth Proportional to 1,164.25, 1,606.52 and 692.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164.25 : 1,606.52 = 692.15 : x
2. Step 2: Convert to fraction form
   1,164.25/1,606.52 = 692.15/x
3. Step 3: Cross multiply
   1,164.25x = 1,606.52 × 692.15
4. Step 4: Simplify right side
   1,164.25x = 1,111,949.36
5. Step 5: Solve for x
   x = 1,111,949.36/1,164.25
6. Step 6: Final answer
   x = 955.08