Finding the Fourth Proportional to 25,401.38, 38,116.47 and 13,714.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,401.38 : 38,116.47 = 13,714.34 : x
2. Step 2: Convert to fraction form
   25,401.38/38,116.47 = 13,714.34/x
3. Step 3: Cross multiply
   25,401.38x = 38,116.47 × 13,714.34
4. Step 4: Simplify right side
   25,401.38x = 522,742,229.18
5. Step 5: Solve for x
   x = 522,742,229.18/25,401.38
6. Step 6: Final answer
   x = 20,579.28