Finding the Fourth Proportional to 13,003.08, 19,524.06 and 12,549.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,003.08 : 19,524.06 = 12,549.48 : x
2. Step 2: Convert to fraction form
   13,003.08/19,524.06 = 12,549.48/x
3. Step 3: Cross multiply
   13,003.08x = 19,524.06 × 12,549.48
4. Step 4: Simplify right side
   13,003.08x = 245,016,800.49
5. Step 5: Solve for x
   x = 245,016,800.49/13,003.08
6. Step 6: Final answer
   x = 18,842.98