Finding the Fourth Proportional to 16,934.70, 23,355.20 and 12,695.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,934.70 : 23,355.20 = 12,695.33 : x
2. Step 2: Convert to fraction form
   16,934.70/23,355.20 = 12,695.33/x
3. Step 3: Cross multiply
   16,934.70x = 23,355.20 × 12,695.33
4. Step 4: Simplify right side
   16,934.70x = 296,502,061.34
5. Step 5: Solve for x
   x = 296,502,061.34/16,934.70
6. Step 6: Final answer
   x = 17,508.55