Finding the Fourth Proportional to 21,735.14, 29,994.71 and 12,301.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,735.14 : 29,994.71 = 12,301.88 : x
2. Step 2: Convert to fraction form
   21,735.14/29,994.71 = 12,301.88/x
3. Step 3: Cross multiply
   21,735.14x = 29,994.71 × 12,301.88
4. Step 4: Simplify right side
   21,735.14x = 368,991,111.57
5. Step 5: Solve for x
   x = 368,991,111.57/21,735.14
6. Step 6: Final answer
   x = 16,976.71