Finding the Fourth Proportional to 23,482.42, 32,406.49 and 12,872.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,482.42 : 32,406.49 = 12,872.72 : x
2. Step 2: Convert to fraction form
   23,482.42/32,406.49 = 12,872.72/x
3. Step 3: Cross multiply
   23,482.42x = 32,406.49 × 12,872.72
4. Step 4: Simplify right side
   23,482.42x = 417,159,671.95
5. Step 5: Solve for x
   x = 417,159,671.95/23,482.42
6. Step 6: Final answer
   x = 17,764.76