Finding the Fourth Proportional to 25,143.98, 34,697.01 and 13,811.26

Step by Step Solution

1. Step 1: Write the proportion equation
   25,143.98 : 34,697.01 = 13,811.26 : x
2. Step 2: Convert to fraction form
   25,143.98/34,697.01 = 13,811.26/x
3. Step 3: Cross multiply
   25,143.98x = 34,697.01 × 13,811.26
4. Step 4: Simplify right side
   25,143.98x = 479,209,426.33
5. Step 5: Solve for x
   x = 479,209,426.33/25,143.98
6. Step 6: Final answer
   x = 19,058.61