Finding the Fourth Proportional to 16,002.10, 24,008.55 and 7,687.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,002.10 : 24,008.55 = 7,687.30 : x
2. Step 2: Convert to fraction form
   16,002.10/24,008.55 = 7,687.30/x
3. Step 3: Cross multiply
   16,002.10x = 24,008.55 × 7,687.30
4. Step 4: Simplify right side
   16,002.10x = 184,560,926.42
5. Step 5: Solve for x
   x = 184,560,926.42/16,002.10
6. Step 6: Final answer
   x = 11,533.54