Finding the Fourth Proportional to 20,074.69, 29,962.62 and 17,394.30

Step by Step Solution

1. Step 1: Write the proportion equation
   20,074.69 : 29,962.62 = 17,394.30 : x
2. Step 2: Convert to fraction form
   20,074.69/29,962.62 = 17,394.30/x
3. Step 3: Cross multiply
   20,074.69x = 29,962.62 × 17,394.30
4. Step 4: Simplify right side
   20,074.69x = 521,178,801.07
5. Step 5: Solve for x
   x = 521,178,801.07/20,074.69
6. Step 6: Final answer
   x = 25,961.99