Finding the Fourth Proportional to 16,380.56, 24,557.88 and 16,360.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,380.56 : 24,557.88 = 16,360.40 : x
2. Step 2: Convert to fraction form
   16,380.56/24,557.88 = 16,360.40/x
3. Step 3: Cross multiply
   16,380.56x = 24,557.88 × 16,360.40
4. Step 4: Simplify right side
   16,380.56x = 401,776,739.95
5. Step 5: Solve for x
   x = 401,776,739.95/16,380.56
6. Step 6: Final answer
   x = 24,527.66