Finding the Third Proportional to 115,602 and 238,956

Step by Step Solution

1. Step 1: Write the proportion equation
   115,602 : 238,956 = 238,956 : x
2. Step 2: Convert to fraction form
   115,602/238,956 = 238,956/x
3. Step 3: Cross multiply
   115,602x = 238,956 × 238,956
4. Step 4: Simplify right side
   115,602x = 57,099,969,936
5. Step 5: Solve for x
   x = 57,099,969,936/115,602
6. Step 6: Final answer
   x = 493,935.83