Finding the Third Proportional to 112,648 and 237,968

Step by Step Solution

1. Step 1: Write the proportion equation
   112,648 : 237,968 = 237,968 : x
2. Step 2: Convert to fraction form
   112,648/237,968 = 237,968/x
3. Step 3: Cross multiply
   112,648x = 237,968 × 237,968
4. Step 4: Simplify right side
   112,648x = 56,628,769,024
5. Step 5: Solve for x
   x = 56,628,769,024/112,648
6. Step 6: Final answer
   x = 502,705.50