Finding the Fourth Proportional to 1,162.71, 1,601.73 and 994.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162.71 : 1,601.73 = 994.14 : x
2. Step 2: Convert to fraction form
   1,162.71/1,601.73 = 994.14/x
3. Step 3: Cross multiply
   1,162.71x = 1,601.73 × 994.14
4. Step 4: Simplify right side
   1,162.71x = 1,592,343.86
5. Step 5: Solve for x
   x = 1,592,343.86/1,162.71
6. Step 6: Final answer
   x = 1,369.51