Finding the Fourth Proportional to 25,917, 35,768.61 and 14,590.74

Step by Step Solution

1. Step 1: Write the proportion equation
   25,917 : 35,768.61 = 14,590.74 : x
2. Step 2: Convert to fraction form
   25,917/35,768.61 = 14,590.74/x
3. Step 3: Cross multiply
   25,917x = 35,768.61 × 14,590.74
4. Step 4: Simplify right side
   25,917x = 521,890,488.67
5. Step 5: Solve for x
   x = 521,890,488.67/25,917
6. Step 6: Final answer
   x = 20,136.99