Finding the Fourth Proportional to 13,492.16, 18,619.02 and 7,524.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,492.16 : 18,619.02 = 7,524.48 : x
2. Step 2: Convert to fraction form
   13,492.16/18,619.02 = 7,524.48/x
3. Step 3: Cross multiply
   13,492.16x = 18,619.02 × 7,524.48
4. Step 4: Simplify right side
   13,492.16x = 140,098,443.61
5. Step 5: Solve for x
   x = 140,098,443.61/13,492.16
6. Step 6: Final answer
   x = 10,383.70