Finding the Fourth Proportional to 16,945.74, 23,386.50 and 9,392.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,945.74 : 23,386.50 = 9,392.82 : x
2. Step 2: Convert to fraction form
   16,945.74/23,386.50 = 9,392.82/x
3. Step 3: Cross multiply
   16,945.74x = 23,386.50 × 9,392.82
4. Step 4: Simplify right side
   16,945.74x = 219,665,184.93
5. Step 5: Solve for x
   x = 219,665,184.93/16,945.74
6. Step 6: Final answer
   x = 12,962.86