Finding the Fourth Proportional to 25,783.86, 35,554.71 and 19,083.54

Step by Step Solution

1. Step 1: Write the proportion equation
   25,783.86 : 35,554.71 = 19,083.54 : x
2. Step 2: Convert to fraction form
   25,783.86/35,554.71 = 19,083.54/x
3. Step 3: Cross multiply
   25,783.86x = 35,554.71 × 19,083.54
4. Step 4: Simplify right side
   25,783.86x = 678,509,730.47
5. Step 5: Solve for x
   x = 678,509,730.47/25,783.86
6. Step 6: Final answer
   x = 26,315.29