Finding the Fourth Proportional to 25,628.50, 35,367.33 and 13,852.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,628.50 : 35,367.33 = 13,852.50 : x
2. Step 2: Convert to fraction form
   25,628.50/35,367.33 = 13,852.50/x
3. Step 3: Cross multiply
   25,628.50x = 35,367.33 × 13,852.50
4. Step 4: Simplify right side
   25,628.50x = 489,925,938.83
5. Step 5: Solve for x
   x = 489,925,938.83/25,628.50
6. Step 6: Final answer
   x = 19,116.45