Finding the Fourth Proportional to 13,152.38, 18,150.82 and 7,563.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,152.38 : 18,150.82 = 7,563.38 : x
2. Step 2: Convert to fraction form
   13,152.38/18,150.82 = 7,563.38/x
3. Step 3: Cross multiply
   13,152.38x = 18,150.82 × 7,563.38
4. Step 4: Simplify right side
   13,152.38x = 137,281,439.31
5. Step 5: Solve for x
   x = 137,281,439.31/13,152.38
6. Step 6: Final answer
   x = 10,437.77