Finding the Third Proportional to 49,402 and 108,172

Step by Step Solution

1. Step 1: Write the proportion equation
   49,402 : 108,172 = 108,172 : x
2. Step 2: Convert to fraction form
   49,402/108,172 = 108,172/x
3. Step 3: Cross multiply
   49,402x = 108,172 × 108,172
4. Step 4: Simplify right side
   49,402x = 11,701,181,584
5. Step 5: Solve for x
   x = 11,701,181,584/49,402
6. Step 6: Final answer
   x = 236,856.43