Finding the Fourth Proportional to 29,667.42, 40,945.59 and 16,920.59

Step by Step Solution

1. Step 1: Write the proportion equation
   29,667.42 : 40,945.59 = 16,920.59 : x
2. Step 2: Convert to fraction form
   29,667.42/40,945.59 = 16,920.59/x
3. Step 3: Cross multiply
   29,667.42x = 40,945.59 × 16,920.59
4. Step 4: Simplify right side
   29,667.42x = 692,823,335.97
5. Step 5: Solve for x
   x = 692,823,335.97/29,667.42
6. Step 6: Final answer
   x = 23,353.00