Finding the Fourth Proportional to 25,412.56, 35,086.83 and 19,433.81

Step by Step Solution

1. Step 1: Write the proportion equation
   25,412.56 : 35,086.83 = 19,433.81 : x
2. Step 2: Convert to fraction form
   25,412.56/35,086.83 = 19,433.81/x
3. Step 3: Cross multiply
   25,412.56x = 35,086.83 × 19,433.81
4. Step 4: Simplify right side
   25,412.56x = 681,870,787.72
5. Step 5: Solve for x
   x = 681,870,787.72/25,412.56
6. Step 6: Final answer
   x = 26,832.04