Finding the Fourth Proportional to 17,605.69, 26,412.85 and 5,125.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,605.69 : 26,412.85 = 5,125.82 : x
2. Step 2: Convert to fraction form
   17,605.69/26,412.85 = 5,125.82/x
3. Step 3: Cross multiply
   17,605.69x = 26,412.85 × 5,125.82
4. Step 4: Simplify right side
   17,605.69x = 135,387,514.79
5. Step 5: Solve for x
   x = 135,387,514.79/17,605.69
6. Step 6: Final answer
   x = 7,689.99