Finding the Fourth Proportional to 13,499.52, 18,630.21 and 7,532.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,499.52 : 18,630.21 = 7,532.10 : x
2. Step 2: Convert to fraction form
   13,499.52/18,630.21 = 7,532.10/x
3. Step 3: Cross multiply
   13,499.52x = 18,630.21 × 7,532.10
4. Step 4: Simplify right side
   13,499.52x = 140,324,604.74
5. Step 5: Solve for x
   x = 140,324,604.74/13,499.52
6. Step 6: Final answer
   x = 10,394.78