Finding the Fourth Proportional to 25,078.25, 34,608.05 and 13,900.25

Step by Step Solution

1. Step 1: Write the proportion equation
   25,078.25 : 34,608.05 = 13,900.25 : x
2. Step 2: Convert to fraction form
   25,078.25/34,608.05 = 13,900.25/x
3. Step 3: Cross multiply
   25,078.25x = 34,608.05 × 13,900.25
4. Step 4: Simplify right side
   25,078.25x = 481,060,477.51
5. Step 5: Solve for x
   x = 481,060,477.51/25,078.25
6. Step 6: Final answer
   x = 19,182.38