Finding the Fourth Proportional to 1,047.32, 1,445.26 and 654.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.32 : 1,445.26 = 654.56 : x
2. Step 2: Convert to fraction form
   1,047.32/1,445.26 = 654.56/x
3. Step 3: Cross multiply
   1,047.32x = 1,445.26 × 654.56
4. Step 4: Simplify right side
   1,047.32x = 946,009.39
5. Step 5: Solve for x
   x = 946,009.39/1,047.32
6. Step 6: Final answer
   x = 903.27