Finding the Fourth Proportional to 1,137.62, 1,569.98 and 695.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,137.62 : 1,569.98 = 695.45 : x
2. Step 2: Convert to fraction form
   1,137.62/1,569.98 = 695.45/x
3. Step 3: Cross multiply
   1,137.62x = 1,569.98 × 695.45
4. Step 4: Simplify right side
   1,137.62x = 1,091,842.59
5. Step 5: Solve for x
   x = 1,091,842.59/1,137.62
6. Step 6: Final answer
   x = 959.76