Finding the Third Proportional to 25,131 and 54,147

Step by Step Solution

1. Step 1: Write the proportion equation
   25,131 : 54,147 = 54,147 : x
2. Step 2: Convert to fraction form
   25,131/54,147 = 54,147/x
3. Step 3: Cross multiply
   25,131x = 54,147 × 54,147
4. Step 4: Simplify right side
   25,131x = 2,931,897,609
5. Step 5: Solve for x
   x = 2,931,897,609/25,131
6. Step 6: Final answer
   x = 116,664.58