Finding the Fourth Proportional to 16,011.49, 24,019.65 and 7,689.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,011.49 : 24,019.65 = 7,689.94 : x
2. Step 2: Convert to fraction form
   16,011.49/24,019.65 = 7,689.94/x
3. Step 3: Cross multiply
   16,011.49x = 24,019.65 × 7,689.94
4. Step 4: Simplify right side
   16,011.49x = 184,709,667.32
5. Step 5: Solve for x
   x = 184,709,667.32/16,011.49
6. Step 6: Final answer
   x = 11,536.07