Finding the Fourth Proportional to 25,786.62, 35,602.61 and 19,807.56

Step by Step Solution

1. Step 1: Write the proportion equation
   25,786.62 : 35,602.61 = 19,807.56 : x
2. Step 2: Convert to fraction form
   25,786.62/35,602.61 = 19,807.56/x
3. Step 3: Cross multiply
   25,786.62x = 35,602.61 × 19,807.56
4. Step 4: Simplify right side
   25,786.62x = 705,200,734.69
5. Step 5: Solve for x
   x = 705,200,734.69/25,786.62
6. Step 6: Final answer
   x = 27,347.54