Finding the Fourth Proportional to 13,126.50, 19,667.82 and 9,223.92

Step by Step Solution

1. Step 1: Write the proportion equation
   13,126.50 : 19,667.82 = 9,223.92 : x
2. Step 2: Convert to fraction form
   13,126.50/19,667.82 = 9,223.92/x
3. Step 3: Cross multiply
   13,126.50x = 19,667.82 × 9,223.92
4. Step 4: Simplify right side
   13,126.50x = 181,414,398.25
5. Step 5: Solve for x
   x = 181,414,398.25/13,126.50
6. Step 6: Final answer
   x = 13,820.47