Finding the Fourth Proportional to 1,160.33, 1,601.15 and 662.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,160.33 : 1,601.15 = 662.94 : x
2. Step 2: Convert to fraction form
   1,160.33/1,601.15 = 662.94/x
3. Step 3: Cross multiply
   1,160.33x = 1,601.15 × 662.94
4. Step 4: Simplify right side
   1,160.33x = 1,061,463.07
5. Step 5: Solve for x
   x = 1,061,463.07/1,160.33
6. Step 6: Final answer
   x = 914.80