Finding the Fourth Proportional to 25,617.77, 35,352.72 and 14,288.01

Step by Step Solution

1. Step 1: Write the proportion equation
   25,617.77 : 35,352.72 = 14,288.01 : x
2. Step 2: Convert to fraction form
   25,617.77/35,352.72 = 14,288.01/x
3. Step 3: Cross multiply
   25,617.77x = 35,352.72 × 14,288.01
4. Step 4: Simplify right side
   25,617.77x = 505,120,016.89
5. Step 5: Solve for x
   x = 505,120,016.89/25,617.77
6. Step 6: Final answer
   x = 19,717.56