Finding the Fourth Proportional to 13,101.50, 19,638.41 and 9,401.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,101.50 : 19,638.41 = 9,401.71 : x
2. Step 2: Convert to fraction form
   13,101.50/19,638.41 = 9,401.71/x
3. Step 3: Cross multiply
   13,101.50x = 19,638.41 × 9,401.71
4. Step 4: Simplify right side
   13,101.50x = 184,634,555.39
5. Step 5: Solve for x
   x = 184,634,555.39/13,101.50
6. Step 6: Final answer
   x = 14,092.63