Finding the Fourth Proportional to 1,131.93, 1,560.53 and 967.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131.93 : 1,560.53 = 967.91 : x
2. Step 2: Convert to fraction form
   1,131.93/1,560.53 = 967.91/x
3. Step 3: Cross multiply
   1,131.93x = 1,560.53 × 967.91
4. Step 4: Simplify right side
   1,131.93x = 1,510,439.95
5. Step 5: Solve for x
   x = 1,510,439.95/1,131.93
6. Step 6: Final answer
   x = 1,334.39