Finding the Fourth Proportional to 1,052.82, 1,452.71 and 633.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,052.82 : 1,452.71 = 633.07 : x
2. Step 2: Convert to fraction form
   1,052.82/1,452.71 = 633.07/x
3. Step 3: Cross multiply
   1,052.82x = 1,452.71 × 633.07
4. Step 4: Simplify right side
   1,052.82x = 919,659.86
5. Step 5: Solve for x
   x = 919,659.86/1,052.82
6. Step 6: Final answer
   x = 873.52