Finding the Fourth Proportional to 13,443.52, 20,152.98 and 5,652.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,443.52 : 20,152.98 = 5,652.88 : x
2. Step 2: Convert to fraction form
   13,443.52/20,152.98 = 5,652.88/x
3. Step 3: Cross multiply
   13,443.52x = 20,152.98 × 5,652.88
4. Step 4: Simplify right side
   13,443.52x = 113,922,377.58
5. Step 5: Solve for x
   x = 113,922,377.58/13,443.52
6. Step 6: Final answer
   x = 8,474.15