Finding the Fourth Proportional to 1,051.16, 1,451.61 and 952.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051.16 : 1,451.61 = 952.74 : x
2. Step 2: Convert to fraction form
   1,051.16/1,451.61 = 952.74/x
3. Step 3: Cross multiply
   1,051.16x = 1,451.61 × 952.74
4. Step 4: Simplify right side
   1,051.16x = 1,383,006.91
5. Step 5: Solve for x
   x = 1,383,006.91/1,051.16
6. Step 6: Final answer
   x = 1,315.70