Finding the Third Proportional to 54,360 and 89,968

Step by Step Solution

1. Step 1: Write the proportion equation
   54,360 : 89,968 = 89,968 : x
2. Step 2: Convert to fraction form
   54,360/89,968 = 89,968/x
3. Step 3: Cross multiply
   54,360x = 89,968 × 89,968
4. Step 4: Simplify right side
   54,360x = 8,094,241,024
5. Step 5: Solve for x
   x = 8,094,241,024/54,360
6. Step 6: Final answer
   x = 148,900.68