Finding the Third Proportional to 25,116 and 54,120

Step by Step Solution

1. Step 1: Write the proportion equation
   25,116 : 54,120 = 54,120 : x
2. Step 2: Convert to fraction form
   25,116/54,120 = 54,120/x
3. Step 3: Cross multiply
   25,116x = 54,120 × 54,120
4. Step 4: Simplify right side
   25,116x = 2,928,974,400
5. Step 5: Solve for x
   x = 2,928,974,400/25,116
6. Step 6: Final answer
   x = 116,617.87