Finding the Fourth Proportional to 23,969.31, 35,922.71 and 12,863.00

Step by Step Solution

1. Step 1: Write the proportion equation
   23,969.31 : 35,922.71 = 12,863.00 : x
2. Step 2: Convert to fraction form
   23,969.31/35,922.71 = 12,863.00/x
3. Step 3: Cross multiply
   23,969.31x = 35,922.71 × 12,863.00
4. Step 4: Simplify right side
   23,969.31x = 462,073,574.80
5. Step 5: Solve for x
   x = 462,073,574.80/23,969.31
6. Step 6: Final answer
   x = 19,277.72