Finding the Fourth Proportional to 21,733.50, 29,993.73 and 12,302.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,733.50 : 29,993.73 = 12,302.10 : x
2. Step 2: Convert to fraction form
   21,733.50/29,993.73 = 12,302.10/x
3. Step 3: Cross multiply
   21,733.50x = 29,993.73 × 12,302.10
4. Step 4: Simplify right side
   21,733.50x = 368,985,865.83
5. Step 5: Solve for x
   x = 368,985,865.83/21,733.50
6. Step 6: Final answer
   x = 16,977.75