Finding the Fourth Proportional to 13,152.06, 19,728.50 and 5,752.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,152.06 : 19,728.50 = 5,752.71 : x
2. Step 2: Convert to fraction form
   13,152.06/19,728.50 = 5,752.71/x
3. Step 3: Cross multiply
   13,152.06x = 19,728.50 × 5,752.71
4. Step 4: Simplify right side
   13,152.06x = 113,492,310.47
5. Step 5: Solve for x
   x = 113,492,310.47/13,152.06
6. Step 6: Final answer
   x = 8,629.24