Finding the Fourth Proportional to 13,471.50, 18,591.03 and 7,503.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,471.50 : 18,591.03 = 7,503.42 : x
2. Step 2: Convert to fraction form
   13,471.50/18,591.03 = 7,503.42/x
3. Step 3: Cross multiply
   13,471.50x = 18,591.03 × 7,503.42
4. Step 4: Simplify right side
   13,471.50x = 139,496,306.32
5. Step 5: Solve for x
   x = 139,496,306.32/13,471.50
6. Step 6: Final answer
   x = 10,354.92