Finding the Fourth Proportional to 16,354.80, 24,406.43 and 16,261.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,354.80 : 24,406.43 = 16,261.25 : x
2. Step 2: Convert to fraction form
   16,354.80/24,406.43 = 16,261.25/x
3. Step 3: Cross multiply
   16,354.80x = 24,406.43 × 16,261.25
4. Step 4: Simplify right side
   16,354.80x = 396,878,856.50
5. Step 5: Solve for x
   x = 396,878,856.50/16,354.80
6. Step 6: Final answer
   x = 24,266.81