Finding the Fourth Proportional to 1,101.36, 1,516.86 and 953.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101.36 : 1,516.86 = 953.94 : x
2. Step 2: Convert to fraction form
   1,101.36/1,516.86 = 953.94/x
3. Step 3: Cross multiply
   1,101.36x = 1,516.86 × 953.94
4. Step 4: Simplify right side
   1,101.36x = 1,446,993.43
5. Step 5: Solve for x
   x = 1,446,993.43/1,101.36
6. Step 6: Final answer
   x = 1,313.82