Finding the Fourth Proportional to 1,061.04, 1,589.00 and 572.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.04 : 1,589.00 = 572.88 : x
2. Step 2: Convert to fraction form
   1,061.04/1,589.00 = 572.88/x
3. Step 3: Cross multiply
   1,061.04x = 1,589.00 × 572.88
4. Step 4: Simplify right side
   1,061.04x = 910,303.46
5. Step 5: Solve for x
   x = 910,303.46/1,061.04
6. Step 6: Final answer
   x = 857.94