Finding the Fourth Proportional to 1,053.32, 1,452.03 and 654.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053.32 : 1,452.03 = 654.72 : x
2. Step 2: Convert to fraction form
   1,053.32/1,452.03 = 654.72/x
3. Step 3: Cross multiply
   1,053.32x = 1,452.03 × 654.72
4. Step 4: Simplify right side
   1,053.32x = 950,673.08
5. Step 5: Solve for x
   x = 950,673.08/1,053.32
6. Step 6: Final answer
   x = 902.55