Finding the Fourth Proportional to 1,136.05, 1,567.82 and 693.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,136.05 : 1,567.82 = 693.59 : x
2. Step 2: Convert to fraction form
   1,136.05/1,567.82 = 693.59/x
3. Step 3: Cross multiply
   1,136.05x = 1,567.82 × 693.59
4. Step 4: Simplify right side
   1,136.05x = 1,087,418.17
5. Step 5: Solve for x
   x = 1,087,418.17/1,136.05
6. Step 6: Final answer
   x = 957.19