Finding the Fourth Proportional to 1,117.82, 1,541.88 and 692.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,117.82 : 1,541.88 = 692.34 : x
2. Step 2: Convert to fraction form
   1,117.82/1,541.88 = 692.34/x
3. Step 3: Cross multiply
   1,117.82x = 1,541.88 × 692.34
4. Step 4: Simplify right side
   1,117.82x = 1,067,505.20
5. Step 5: Solve for x
   x = 1,067,505.20/1,117.82
6. Step 6: Final answer
   x = 954.99