Finding the Fourth Proportional to 25,456.77, 35,164.58 and 19,562.12

Step by Step Solution

1. Step 1: Write the proportion equation
   25,456.77 : 35,164.58 = 19,562.12 : x
2. Step 2: Convert to fraction form
   25,456.77/35,164.58 = 19,562.12/x
3. Step 3: Cross multiply
   25,456.77x = 35,164.58 × 19,562.12
4. Step 4: Simplify right side
   25,456.77x = 687,893,733.71
5. Step 5: Solve for x
   x = 687,893,733.71/25,456.77
6. Step 6: Final answer
   x = 27,022.04