Finding the Fourth Proportional to 12,456.05, 18,687.50 and 6,208.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,456.05 : 18,687.50 = 6,208.52 : x
2. Step 2: Convert to fraction form
   12,456.05/18,687.50 = 6,208.52/x
3. Step 3: Cross multiply
   12,456.05x = 18,687.50 × 6,208.52
4. Step 4: Simplify right side
   12,456.05x = 116,021,733.18
5. Step 5: Solve for x
   x = 116,021,733.18/12,456.05
6. Step 6: Final answer
   x = 9,314.49