Finding the Third Proportional to 54,864 and 83,064

Step by Step Solution

1. Step 1: Write the proportion equation
   54,864 : 83,064 = 83,064 : x
2. Step 2: Convert to fraction form
   54,864/83,064 = 83,064/x
3. Step 3: Cross multiply
   54,864x = 83,064 × 83,064
4. Step 4: Simplify right side
   54,864x = 6,899,628,096
5. Step 5: Solve for x
   x = 6,899,628,096/54,864
6. Step 6: Final answer
   x = 125,758.75