Finding the Fourth Proportional to 25,056.86, 34,576.98 and 13,724.10

Step by Step Solution

1. Step 1: Write the proportion equation
   25,056.86 : 34,576.98 = 13,724.10 : x
2. Step 2: Convert to fraction form
   25,056.86/34,576.98 = 13,724.10/x
3. Step 3: Cross multiply
   25,056.86x = 34,576.98 × 13,724.10
4. Step 4: Simplify right side
   25,056.86x = 474,537,689.71
5. Step 5: Solve for x
   x = 474,537,689.71/25,056.86
6. Step 6: Final answer
   x = 18,938.44