Finding the Fourth Proportional to 17,443.72, 26,166.86 and 5,757

Step by Step Solution

1. Step 1: Write the proportion equation
   17,443.72 : 26,166.86 = 5,757 : x
2. Step 2: Convert to fraction form
   17,443.72/26,166.86 = 5,757/x
3. Step 3: Cross multiply
   17,443.72x = 26,166.86 × 5,757
4. Step 4: Simplify right side
   17,443.72x = 150,642,613.02
5. Step 5: Solve for x
   x = 150,642,613.02/17,443.72
6. Step 6: Final answer
   x = 8,635.92