Finding the Fourth Proportional to 19,589, 29,318.52 and 17,838.05

Step by Step Solution

1. Step 1: Write the proportion equation
   19,589 : 29,318.52 = 17,838.05 : x
2. Step 2: Convert to fraction form
   19,589/29,318.52 = 17,838.05/x
3. Step 3: Cross multiply
   19,589x = 29,318.52 × 17,838.05
4. Step 4: Simplify right side
   19,589x = 522,985,225.69
5. Step 5: Solve for x
   x = 522,985,225.69/19,589
6. Step 6: Final answer
   x = 26,697.90