Finding the Fourth Proportional to 1,589.83, 2,384.59 and 973.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,589.83 : 2,384.59 = 973.21 : x
2. Step 2: Convert to fraction form
   1,589.83/2,384.59 = 973.21/x
3. Step 3: Cross multiply
   1,589.83x = 2,384.59 × 973.21
4. Step 4: Simplify right side
   1,589.83x = 2,320,706.83
5. Step 5: Solve for x
   x = 2,320,706.83/1,589.83
6. Step 6: Final answer
   x = 1,459.72