Finding the Fourth Proportional to 13,501.16, 18,631.54 and 7,532.47

Step by Step Solution

1. Step 1: Write the proportion equation
   13,501.16 : 18,631.54 = 7,532.47 : x
2. Step 2: Convert to fraction form
   13,501.16/18,631.54 = 7,532.47/x
3. Step 3: Cross multiply
   13,501.16x = 18,631.54 × 7,532.47
4. Step 4: Simplify right side
   13,501.16x = 140,341,516.10
5. Step 5: Solve for x
   x = 140,341,516.10/13,501.16
6. Step 6: Final answer
   x = 10,394.77