Finding the Fourth Proportional to 25,911.96, 35,775.72 and 19,933.08

Step by Step Solution

1. Step 1: Write the proportion equation
   25,911.96 : 35,775.72 = 19,933.08 : x
2. Step 2: Convert to fraction form
   25,911.96/35,775.72 = 19,933.08/x
3. Step 3: Cross multiply
   25,911.96x = 35,775.72 × 19,933.08
4. Step 4: Simplify right side
   25,911.96x = 713,120,288.82
5. Step 5: Solve for x
   x = 713,120,288.82/25,911.96
6. Step 6: Final answer
   x = 27,520.89