Finding the Fourth Proportional to 23,095.59, 31,872.06 and 13,023.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,095.59 : 31,872.06 = 13,023.05 : x
2. Step 2: Convert to fraction form
   23,095.59/31,872.06 = 13,023.05/x
3. Step 3: Cross multiply
   23,095.59x = 31,872.06 × 13,023.05
4. Step 4: Simplify right side
   23,095.59x = 415,071,271.62
5. Step 5: Solve for x
   x = 415,071,271.62/23,095.59
6. Step 6: Final answer
   x = 17,971.88