Finding the Fourth Proportional to 1,152.02, 1,589.63 and 654.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152.02 : 1,589.63 = 654.58 : x
2. Step 2: Convert to fraction form
   1,152.02/1,589.63 = 654.58/x
3. Step 3: Cross multiply
   1,152.02x = 1,589.63 × 654.58
4. Step 4: Simplify right side
   1,152.02x = 1,040,538.72
5. Step 5: Solve for x
   x = 1,040,538.72/1,152.02
6. Step 6: Final answer
   x = 903.23