Finding the Fourth Proportional to 24,870.41, 34,321.52 and 13,540.25

Step by Step Solution

1. Step 1: Write the proportion equation
   24,870.41 : 34,321.52 = 13,540.25 : x
2. Step 2: Convert to fraction form
   24,870.41/34,321.52 = 13,540.25/x
3. Step 3: Cross multiply
   24,870.41x = 34,321.52 × 13,540.25
4. Step 4: Simplify right side
   24,870.41x = 464,722,030.06
5. Step 5: Solve for x
   x = 464,722,030.06/24,870.41
6. Step 6: Final answer
   x = 18,685.74