Finding the Fourth Proportional to 15,973.38, 22,042.98 and 8,705.54

Step by Step Solution

1. Step 1: Write the proportion equation
   15,973.38 : 22,042.98 = 8,705.54 : x
2. Step 2: Convert to fraction form
   15,973.38/22,042.98 = 8,705.54/x
3. Step 3: Cross multiply
   15,973.38x = 22,042.98 × 8,705.54
4. Step 4: Simplify right side
   15,973.38x = 191,896,016.56
5. Step 5: Solve for x
   x = 191,896,016.56/15,973.38
6. Step 6: Final answer
   x = 12,013.49