Finding the Fourth Proportional to 25,561.94, 35,272.96 and 14,949.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,561.94 : 35,272.96 = 14,949.50 : x
2. Step 2: Convert to fraction form
   25,561.94/35,272.96 = 14,949.50/x
3. Step 3: Cross multiply
   25,561.94x = 35,272.96 × 14,949.50
4. Step 4: Simplify right side
   25,561.94x = 527,312,901.78
5. Step 5: Solve for x
   x = 527,312,901.78/25,561.94
6. Step 6: Final answer
   x = 20,628.83