Finding the Fourth Proportional to 16,523.61, 24,780.16 and 5,427.73

Step by Step Solution

1. Step 1: Write the proportion equation
   16,523.61 : 24,780.16 = 5,427.73 : x
2. Step 2: Convert to fraction form
   16,523.61/24,780.16 = 5,427.73/x
3. Step 3: Cross multiply
   16,523.61x = 24,780.16 × 5,427.73
4. Step 4: Simplify right side
   16,523.61x = 134,499,916.21
5. Step 5: Solve for x
   x = 134,499,916.21/16,523.61
6. Step 6: Final answer
   x = 8,139.86