Finding the Third Proportional to 42,336 and 91,968

Step by Step Solution

1. Step 1: Write the proportion equation
   42,336 : 91,968 = 91,968 : x
2. Step 2: Convert to fraction form
   42,336/91,968 = 91,968/x
3. Step 3: Cross multiply
   42,336x = 91,968 × 91,968
4. Step 4: Simplify right side
   42,336x = 8,458,113,024
5. Step 5: Solve for x
   x = 8,458,113,024/42,336
6. Step 6: Final answer
   x = 199,785.36