Finding the Fourth Proportional to 16,840.12, 25,061.36 and 16,279.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,840.12 : 25,061.36 = 16,279.50 : x
2. Step 2: Convert to fraction form
   16,840.12/25,061.36 = 16,279.50/x
3. Step 3: Cross multiply
   16,840.12x = 25,061.36 × 16,279.50
4. Step 4: Simplify right side
   16,840.12x = 407,986,410.12
5. Step 5: Solve for x
   x = 407,986,410.12/16,840.12
6. Step 6: Final answer
   x = 24,227.05