Finding the Fourth Proportional to 1,134.72, 1,565.40 and 692.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,134.72 : 1,565.40 = 692.46 : x
2. Step 2: Convert to fraction form
   1,134.72/1,565.40 = 692.46/x
3. Step 3: Cross multiply
   1,134.72x = 1,565.40 × 692.46
4. Step 4: Simplify right side
   1,134.72x = 1,083,976.88
5. Step 5: Solve for x
   x = 1,083,976.88/1,134.72
6. Step 6: Final answer
   x = 955.28