Finding the Third Proportional to 25,328 and 55,318

Step by Step Solution

1. Step 1: Write the proportion equation
   25,328 : 55,318 = 55,318 : x
2. Step 2: Convert to fraction form
   25,328/55,318 = 55,318/x
3. Step 3: Cross multiply
   25,328x = 55,318 × 55,318
4. Step 4: Simplify right side
   25,328x = 3,060,081,124
5. Step 5: Solve for x
   x = 3,060,081,124/25,328
6. Step 6: Final answer
   x = 120,818.11