Finding the Fourth Proportional to 31,162.86, 43,004.58 and 17,015.61

Step by Step Solution

1. Step 1: Write the proportion equation
   31,162.86 : 43,004.58 = 17,015.61 : x
2. Step 2: Convert to fraction form
   31,162.86/43,004.58 = 17,015.61/x
3. Step 3: Cross multiply
   31,162.86x = 43,004.58 × 17,015.61
4. Step 4: Simplify right side
   31,162.86x = 731,749,000.23
5. Step 5: Solve for x
   x = 731,749,000.23/31,162.86
6. Step 6: Final answer
   x = 23,481.44