Finding the Fourth Proportional to 16,895.31, 23,315.12 and 9,341.45

Step by Step Solution

1. Step 1: Write the proportion equation
   16,895.31 : 23,315.12 = 9,341.45 : x
2. Step 2: Convert to fraction form
   16,895.31/23,315.12 = 9,341.45/x
3. Step 3: Cross multiply
   16,895.31x = 23,315.12 × 9,341.45
4. Step 4: Simplify right side
   16,895.31x = 217,797,065.61
5. Step 5: Solve for x
   x = 217,797,065.61/16,895.31
6. Step 6: Final answer
   x = 12,890.98