Finding the Fourth Proportional to 23,080.29, 31,850.05 and 13,007.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,080.29 : 31,850.05 = 13,007.94 : x
2. Step 2: Convert to fraction form
   23,080.29/31,850.05 = 13,007.94/x
3. Step 3: Cross multiply
   23,080.29x = 31,850.05 × 13,007.94
4. Step 4: Simplify right side
   23,080.29x = 414,303,539.40
5. Step 5: Solve for x
   x = 414,303,539.40/23,080.29
6. Step 6: Final answer
   x = 17,950.53