Finding the Fourth Proportional to 17,681.06, 26,505.18 and 5,986.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,681.06 : 26,505.18 = 5,986.10 : x
2. Step 2: Convert to fraction form
   17,681.06/26,505.18 = 5,986.10/x
3. Step 3: Cross multiply
   17,681.06x = 26,505.18 × 5,986.10
4. Step 4: Simplify right side
   17,681.06x = 158,662,525.47
5. Step 5: Solve for x
   x = 158,662,525.47/17,681.06
6. Step 6: Final answer
   x = 8,973.59