Finding the Fourth Proportional to 17,462.45, 26,206.37 and 13,091.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,462.45 : 26,206.37 = 13,091.69 : x
2. Step 2: Convert to fraction form
   17,462.45/26,206.37 = 13,091.69/x
3. Step 3: Cross multiply
   17,462.45x = 26,206.37 × 13,091.69
4. Step 4: Simplify right side
   17,462.45x = 343,085,721.22
5. Step 5: Solve for x
   x = 343,085,721.22/17,462.45
6. Step 6: Final answer
   x = 19,647.05