Finding the Fourth Proportional to 13,743.02, 18,972.72 and 10,752.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,743.02 : 18,972.72 = 10,752.50 : x
2. Step 2: Convert to fraction form
   13,743.02/18,972.72 = 10,752.50/x
3. Step 3: Cross multiply
   13,743.02x = 18,972.72 × 10,752.50
4. Step 4: Simplify right side
   13,743.02x = 204,004,171.80
5. Step 5: Solve for x
   x = 204,004,171.80/13,743.02
6. Step 6: Final answer
   x = 14,844.20