Finding the Fourth Proportional to 12,425.94, 18,647.55 and 8,032.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,425.94 : 18,647.55 = 8,032.50 : x
2. Step 2: Convert to fraction form
   12,425.94/18,647.55 = 8,032.50/x
3. Step 3: Cross multiply
   12,425.94x = 18,647.55 × 8,032.50
4. Step 4: Simplify right side
   12,425.94x = 149,786,445.38
5. Step 5: Solve for x
   x = 149,786,445.38/12,425.94
6. Step 6: Final answer
   x = 12,054.34