Finding the Fourth Proportional to 25,446.50, 35,116.17 and 14,268.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,446.50 : 35,116.17 = 14,268.50 : x
2. Step 2: Convert to fraction form
   25,446.50/35,116.17 = 14,268.50/x
3. Step 3: Cross multiply
   25,446.50x = 35,116.17 × 14,268.50
4. Step 4: Simplify right side
   25,446.50x = 501,055,071.65
5. Step 5: Solve for x
   x = 501,055,071.65/25,446.50
6. Step 6: Final answer
   x = 19,690.53