Finding the Fourth Proportional to 16,387.16, 24,588.75 and 7,628.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,387.16 : 24,588.75 = 7,628.18 : x
2. Step 2: Convert to fraction form
   16,387.16/24,588.75 = 7,628.18/x
3. Step 3: Cross multiply
   16,387.16x = 24,588.75 × 7,628.18
4. Step 4: Simplify right side
   16,387.16x = 187,567,410.98
5. Step 5: Solve for x
   x = 187,567,410.98/16,387.16
6. Step 6: Final answer
   x = 11,446.00