Finding the Fourth Proportional to 1,100.88, 1,517.52 and 934.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.88 : 1,517.52 = 934.56 : x
2. Step 2: Convert to fraction form
   1,100.88/1,517.52 = 934.56/x
3. Step 3: Cross multiply
   1,100.88x = 1,517.52 × 934.56
4. Step 4: Simplify right side
   1,100.88x = 1,418,213.49
5. Step 5: Solve for x
   x = 1,418,213.49/1,100.88
6. Step 6: Final answer
   x = 1,288.25